50以内加减法练习

1、50以内加减法口算练习43-21= 49-33= 18+9= 31+14= 24-21= 25+13= 50-41= 42+2= 23+4= 18+6= 1+23= 34+14= 32-7= 22-21= 36-16= 41-5= 8+19二40-12= 23+9= 34-8= 39+3= 44-25= 21+17= 29-10= 15+9= 33-11= 15+19= 32-3= 48-9= 6+17= 36-32= 6+39= 47-36= 25-11= 30-25= 4+31= 20-4= 22-12= 21+18= 20-3= 41-37= 30+8= 34-17= 28-20= 41

2、-17= 23+26= 30-26= 25-15= 22-21= 44-37= 28+1= 37-15= 5+31二34-32= 50-26= 30-2= 14+31= 26-2= 39-4= 29+12= 17+15= 31-9= 27-16= 48-40= 21-21= 20+30= 27-12= 29-18= 50以内加减法口算练习40-16= 42+6= 2+36= 29-22= 23+25= 9+34= 31+13= 12+14= 5+37= 41-11= 27-5= 36-36= 45-7= 21-4= 4+25= 36+9二5+27= 25-14= 36+8= 35-2= 37-

3、12= 29+13= 27+22= 35-3= 44+2= 43-21= 32-11= 37+5= 36-11= 6+23= 43-8= 32-18二17+33= 28+22= 28+14= 49-45= 43-3= 45+4= 6+27= 27-12= 43-5= 40-4= 40-16= 25-10= 38+8= 25+19= 42+7= 16+24= 14+7= 13+19= 4+28= 22+19= 22-1= 18+8= 35-1= 33-31= 31+14= 6+17= 48-38= 16+8= 16+31= 49-35= 20+24= 34+13= 39+2= 21-11= 8+

4、22= 29-1= 50以内加减法口算练习11+21= 40-11= 30-23= 24-9= 49+1= 22-17= 45-18= 46+1= 10+24= 50-2= 35-17= 17+25= 48-31= 43-19= 2+27= 15+12= 18+21= 29-23= 4+42= 5+39= 4+23= 2+28= 28-18= 28-19= 38+2= 32-9= 21+14= 17+23= 23+25= 26-22= 12+29= 26-25= 46-30= 41-24= 35-20= 22+1= 31+3= 31+13= 40-5= 26-12= 48-8= 28+13=

5、4+18= 40-23= 48-13= 13+13= 37-20= 23+5= 29-21= 9+12= 24-10= 32-12= 27-3= 36+1= 30-18= 44-30= 1+25= 37-3= 9+39= 25+1= 27+16= 34-24= 34-32= 31+19= 42-35= 25-4= 37-24= 13+8= 50以内加减法口算练习37+12= 24-14= 28-1二20-15= 31-20= 5+17= 30+5= 28+19= 50-30= 26-4= 1+45= 35-35= 38+8= 30+1= 25-12= 43-13= 17+25= 11+21=

6、17+17= 29-25= 37+4= 29-8= 20+23= 24+9= 1+45= 4+38= 23+11= 33+13= 13+8= 38+8= 29-11= 45-29= 20-5= 30-14= 21-13= 31-30= 25-5= 2+40= 25-9= 28-13= 43-42= 4+20= 20-17= 38-15= 49-36= 25-14= 23-17= 22+7= 46-29= 31-16= 6+21二22+24= 25-22= 45-14= 24-22= 7+30= 7+40= 25-20= 46-27= 28+8= 43-21= 21-9= 4+33= 9+33=

7、 38-12= 29+19= 29-14= 5+17= 50以内加减法口算练习9+25= 29+13= 23-9= 36-23= 4+31二13+11= 8+37= 19+12= 48-34= 17+18= 24-23= 23-17= 40+5= 3+22= 25-22= 9+17= 24-10= 8+22= 33+2= 26-10= 36-28= 6+16= 32-23= 50-23= 38-11= 21-14= 7+37= 48-41= 41-32= 35-13= 35-2= 23-4= 35-25= 25-20= 36-10= 47+3= 34-26= 24-5= 20-12= 5+18

8、= 20+4= 40-31= 39-14= 34+8= 27-20= 25-24= 49-45= 38+11= 6+36= 30-16= 31+8= 15+29= 28-15= 16+29= 27+20= 21+1= 43-12= 23-7= 47-37= 26-5= 17+31= 11+9= 27+22= 16+21= 19+27= 15+29= 3+18= 30+5= 50以内加减法口算练习32-8= 30+9= 20+8= 18+25= 17+29= 25-19= 40-13= 20-2= 16+21= 32-7= 34-32= 25+20= 3+43= 24-19= 13+22= 14

9、+13= 5+35= 21+18= 36-19= 1+29= 2+38= 26-21= 29-22= 42-31二34-3= 28-16= 32-27= 30-9= 12+32= 41-5= 44+4= 21+20= 10+12= 44-23= 5+41= 35+13= 20-19= 20+13= 31-29= 48-42= 28-23= 24-2= 22+7= 36-6= 42-27= 50-31= 4+27= 16+10= 32-25= 5+23= 24-16= 36-1= 34+9= 20-9= 48-28= 42-23= 10+29= 38-22= 15+14= 23+26= 28-1

10、8= 37-26= 7+23= 43-41二35-29= 37-35= 16+20= 16+18= 50以内加减法口算练习14+34= 26-20= 37-21= 40-7= 3+30= 22-16= 12+11= 12+26= 41-9= 44-3= 29-12= 30-21= 24-8= 14+15= 38-9= 23-23= 40-36= 39-12= 34-19= 41-39= 38-18= 41+7= 7+42= 23+22= 44-15= 18+28= 50-39= 22+7= 9+14= 23-21= 7+26= 23+13= 34-32= 23-21= 30-11= 26+23

11、= 16+10= 36+5= 22-11= 32-25= 30-10= 7+26= 15+12= 22-5= 2+22二38-4= 44-31= 23+5= 3+28= 30+17= 6+22= 32-31= 29-15= 17+14= 48-8= 12+28= 34-11= 27-18= 30-8= 31+8= 30-6= 16+15= 12+10= 1+19= 49-3= 21+15= 48-45= 30-19= 50以内加减法口算练习1+23二44+2= 11+15= 5+28= 41-6= 44-32= 49-27= 33+10= 46-21= 22-14= 35-5= 21-12=

12、42-32= 38+1= 9+38= 34-24= 26-19= 46-17= 29-21= 22+11= 31-28= 29+2= 32-29= 29-4= 1+19= 25-9= 22+7= 21-8= 34+2= 21-12= 48-45= 8+36= 18+2= 38-14= 28-24= 7+42= 22-10= 49-31= 35-32= 30-20= 4+22= 32-8= 7+40= 45-40= 46-12= 37-20= 31-6= 48-36= 26+11= 35+14= 44-6= 16+29= 30-15= 18+13= 32+8= 28+16= 9+11= 22+1

13、0= 7+18= 31+13二49-6= 16+31= 16+25= 21-11= 33-16= 25-10= 49-41= 16+12= 50以内加减法口算练习23-4= 46+4= 44-1二43-1= 1+35= 49-22= 37+5= 28+17= 47+3= 20-2= 20-20= 39-25= 34+2= 38-5= 36+1= 10+31= 45-24= 34-8= 38-4= 3+32= 24-9= 29+7= 33+11= 28+7= 30-24= 33-33= 29+4= 37-3= 34-17= 44-5= 36-25= 15+24= 16+5= 21-19= 47-

14、9= 19+29= 46-43= 13+7= 35-14= 24-7= 31-22= 20+28= 49-30= 1+20= 31-12= 9+31= 22-18= 34-3= 20-8= 28-22= 9+27= 20+16= 26-10= 32+6= 14+13= 18+20= 24-18= 13+15= 32-17= 17+33= 5+26= 17+4= 18+20= 30+1= 26-15= 31-20= 25+8= 26-1= 50以内加减法口算练习39-5= 42+6= 27-14= 13+31= 22-15= 29-2= 11+37= 23+13= 21+4= 18+29= 27

15、+20= 26-15= 19+5= 3+41= 46-31= 37-21二32-9= 32+3= 15+25= 41-20= 28-28= 3+30= 21-17= 47-14= 47-31= 22+15= 33-28= 6+36= 27+10= 4+44二9+18= 23+26= 29-12= 4+20= 38-35= 38+2= 34-7= 48-25= 47-35= 31-29= 20+15= 32-25= 28-11= 49-6= 40-14= 22-11= 35+15= 4+43= 26+21= 27-4= 41+1= 50-16= 26-3= 33+7= 15+14= 20-10=

16、 29-27= 49-3= 9+34= 9+27= 40-3= 34-6= 5+29二40-1= 20+9= 30+9= 13+28= 29+5= 50以内加减法口算练习20-17= 50-11= 2+47= 46-23= 28-18= 1+24= 25-12= 28+9= 32-2= 4+43= 26-16= 9+15= 7+23二31-22= 47-27= 36-13= 38-10= 22+28= 26-15= 4+26= 37-3= 26-2= 3+29= 14+20= 25-7= 43-31= 22-10= 39+3= 25+18= 7+13= 46-31= 33+3= 45-42=

17、43-22= 45-13= 26+4= 27+6= 11+36= 27-16= 10+33= 39-33= 21+26= 47-43= 39-36= 29-18= 34-20= 30-23= 23+26= 37-5= 41+4= 44-6= 23-6= 9+18= 10+34= 30-18= 13+32= 21+20= 30+6= 13+31= 20-1= 45-16= 29-17= 16+10= 16+10= 4+35= 33-10= 391二27+10= 50以内加减法口算练习11+36= 47-24= 19+13= 8+33= 18+27= 23-14= 38-38= 42-8= 18+

18、26= 48-15= 27+6= 6+29= 43-6= 24+4= 22+3= 34-17= 30+4= 23+10= 19+22= 34-12= 42-16= 42-40= 34+6= 33+3= 4+30= 33-8= 15+16= 41+6= 3+46= 30-19= 46-10= 32-12二39-34= 33-20= 24-17= 36+13= 33-21= 3+30= 33+2= 45+3= 43-11= 29-8= 40-10= 45-3= 21-10= 22+18= 31+16= 46-29= 30+5= 34-6= 41-38= 24+12= 30+16= 40-28= 4

19、5-15= 35+8= 43+5= 46-39= 30-14= 30-7= 47-17= 38-12= 33-18= 30-10= 20-18= 22+24= 41-7= 8+25= 50以内加减法口算练习30+6= 38+9= 27-26= 20-16= 13+30= 31-13= 50-38= 20-6= 24-23= 44-6= 40-11= 33-20= 39-10= 27+5= 28+3= 14+25= 27-10= 37-35= 30-24= 26-1= 50-48= 49-16= 21+8= 45-4= 14+28= 45-31= 23+10= 14+33= 22-8= 25-1

20、5= 35+5= 37+13= 2+28二36-10= 49-8= 27+3= 31+11= 29+15= 38-1= 7+43= 18+31= 40-4= 43-26= 37-34= 25+8= 22-9= 46-21= 25+15= 26+4= 25-10= 31+18= 46-32= 3+18= 11+38= 30-18= 46-38= 34+12= 2+34= 25+9= 9+13= 12+14= 21+19= 44-11= 33+9= 35-26= 9+33= 32+11= 18+3= 50以内加减法口算练习27+5= 18+8= 44-15= 26-5= 28-11= 27+16=

21、 40-9= 4+38= 23-16= 21+18= 35-5= 38-20= 29+1= 5+35= 9+14= 15+22= 3+44= 33+12= 30-1= 24-19= 31-20= 21+5= 14+19= 14+29= 27+5= 32-12= 31+18= 39-21= 39-18= 23-17= 25-12= 34+11- 37-31= 40+1= 32+6= 29-16= 4+29= 20-7= 25-8= 35-32= 41-22= 38-26= 36-8= 26+10= 22+4= 44-20= 39-11= 29-4= 9+26= 41+8= 13+13= 31-2

22、7= 36-19= 35-32= 18+25= 44-44= 50-29= 50-40= 9+33= 6+26= 40-24= 22+14= 6+14= 20-16= 17+15= 28-5= 30+15= 33+10= 50以内加减法口算练习43-28= 14+22= 26-20= 11+37= 40-38= 2+27= 2+48= 35-13= 14+29= 24+20= 40+5= 25+11= 42+5= 35+11= 31-10= 43-28= 12+36= 28+19= 38-25= 21-20= 29+2= 11+12= 42+6= 35+4= 32-2= 18+12= 20+1

23、2= 47-32= 32-22= 27-6= 6+14= 9+32= 16+20= 6+22= 10+24= 23-13= 40-30= 31-22= 50-10= 7+31= 20+7= 32+11= 3+37= 21+20= 42-29= 4+30= 29+12= 26-16= 40-14= 3+38= 28+1= 45-33= 40-39= 40+3= 12+32= 18+32= 23-14= 41+3= 15+31= 33-14= 33-6= 37-31= 1+19二24+5= 33-12= 22-6= 30+4= 20+28= 50以内加减法口算练习28-2= 21-18= 46-1

24、二26+14= 28-15= 33-10= 13+11= 32-4= 36-22= 34+5= 34-1= 3+36= 17+33= 34-24= 36-34= 22+10= 23+11= 7+30= 48-12= 27-4= 31-23= 16+17= 11+39= 17+20= 5+23= 23+10= 24+10= 39-32= 4+24= 28-20= 37-1= 20-19= 5+35= 9+29= 22-12= 35+5= 24+14= 16+12= 21+18= 25-3= 31-24= 12+17= 34-27= 13+34= 32+1= 19+16= 16+5= 20+6=

25、12+22= 47-15= 28-7= 48-40= 35-28= 12+17= 33+6= 15+35= 23-7= 4+41= 4+24= 5+34= 20+13= 48-19= 19+22= 36-33= 41-18= 23-15= 39+11= 39-7= 50以内加减法口算练习20+22= 40-18= 34-17= 25-23= 30+7= 40-22= 35-10= 21-5= 27-13= 27-11= 49-32= 22-9= 30-17= 22-2= 10+21= 35+14= 14+29= 8+23= 2+22= 28-1= 10+34= 36-19= 48-38= 49

26、-1= 13+31= 34-16= 16+9= 5+28= 12+28= 31+4= 28-15= 9+40= 47-12= 44-2= 21-7= 16+15= 26-21= 43+6= 40-33= 45-38= 36+4= 36-33= 40-13= 26-23= 39-2= 43-8= 27-2= 31+12= 27+22= 1+41二14+18= 34-18= 7+18= 24-4= 19+21= 27-22= 43+4= 42-9= 24+12= 29-8= 1+28二1+25= 34-2= 9+32= 37-24= 20-7= 26-16= 40+4= 50以内加减法口算练习45

27、-31= 14+25= 32-30= 44-37= 25+8= 7+20= 32+14= 20+20= 31-1= 8+42= 14+16= 31-9= 4+30= 27-6= 48-41= 39+2= 38-33= 27+2= 24+3= 21-3= 35-5= 50-22= 12+34= 34+5= 39-1= 42+7= 44-3= 44+5= 26-5= 20-18= 38+7= 8+16= 15+28= 20+23= 14+33= 40-14= 10+21= 17+5= 26+8= 49-25= 11+12= 45-39= 15+30= 35-2= 17+3= 39+7= 7+32=

28、 18+2= 21+5= 22+24= 4+44二27-20= 3+21= 7+20= 38-23= 19+31= 22+18= 34-12= 14+28= 41-41= 21+16= 23-14= 5+23= 42-38= 5+22= 32-23= 16+22= 35-26= 50以内加减法口算练习21+29= 10+14= 22-15= 10+34= 23+1= 31-12= 23-20= 16+6= 8+24二20-10= 13+33= 43+1= 34-3= 3+43= 41-1= 35+3= 31-28= 29-5= 22+10= 3+42= 33-12= 31-1= 35+13=

29、26-17= 13+37= 3+45= 29-18= 12+30= 25+21= 2+48= 29+12= 27+17= 37-20= 35+12= 39-10= 46+2= 8+22= 38-19= 18+22= 20+22= 43+2= 6+19= 27+14= 48-9= 17+11= 20+14= 37-36= 13+8= 32+16= 47-4= 28-18= 4+30= 24-12= 35-10= 5+44= 3+25= 20+30= 25+9= 29-23= 7+43= 37-9= 41-34= 29-26= 36-11= 30-23= 30+10= 46+3= 27-21= 5

30、0以内加减法口算练习34-16= 44-37= 26-6= 23+4= 31-27= 37+9= 21+5= 20-10= 35-13= 22-20= 22-10= 39-29= 38-17= 27+1= 28+13= 42-26= 21+9= 12+10= 48-19= 26-23= 16+20= 47-5= 5+33= 28-10= 39-24= 22+25= 39-9= 48-16= 46-1二44-14= 22+14= 36+10= 35-29= 17+16= 6+26= 5+15= 8+20= 30-17= 34+7= 33-11= 37+4= 22+19= 14+13= 14+28

31、= 46-35= 3+19= 41-24= 24-13= 25+8= 8+37= 30-14= 29-12= 33-31= 23+14= 21-9= 25+22= 4+17= 36-28= 35-21= 26-2= 23+20= 27+1= 16+22= 9+22= 29+1= 39-20= 29-29= 33-21= 50以内加减法口算练习10+29= 1+42= 32-3= 19+19= 14+16= 31+11= 34+2= 31-26= 44-18= 1+21= 7+28= 3+34= 20+20= 7+31= 23-3= 26-23= 33-1= 25-1二7+43= 46-26=

32、41-20= 29+16= 44-15= 13+8= 44+1= 43+2= 45-22= 20-5= 44-37= 2+33= 14+15= 49-21二32-22= 8+37= 24+14= 2+48= 41-36= 44-43= 44-6= 8+34= 14+14= 28-1= 34+16= 44-39二1+31= 31+1= 35-25= 41-7= 44-29= 48-13= 30-13= 37-7= 32+4= 38-17= 31-17= 8+36= 17+28= 39-9= 2+32= 37-6= 37-6= 44-40= 34+5= 30-25= 30-8= 16+14= 17

33、+32= 3+38= 50以内加减法口算练习2+41 二20-2= 9+17= 27-25= 27+22= 40-23= 32-23= 46+4 二3+22二16+9= 40-24= 29+1= 26+13= 41+2= 48-21= 50-26= 13+34= 34-20= 29+2= 3+40= 1+23= 49-37= 10+12= 38-31= 27-7= 39-19= 30-5= 40+9= 7+25二30+1= 24-11= 40-32= 43-15= 44-38= 39-13= 20-12= 30-23= 27-6= 13+10= 45-23= 42+8= 46-37= 36-1

34、6= 38-8= 34-24= 42+4= 40+9= 45-25= 33-2= 15+18= 11+11= 4+27= 25-5= 24+12= 45+4= 43+2= 3+21= 22-9= 47-44= 17+9= 6+43= 33+13= 1+44= 44-18二42+8= 35-15= 36+8= 19+29= 50以内加减法口算练习25-13= 18+23= 3+25= 46-10= 28-5= 19+15= 25+6= 10+40= 17+15= 38-4= 36-5= 28-6= 36-5= 27+3= 10+33= 18+18= 22-15= 11+23= 38-30= 15

35、+7= 21-12= 10+37= 44-34= 29+16= 25-8= 20+13= 34+5= 8+42= 37-32= 14+34= 36-6= 37-1= 5+21= 20+4= 34-18= 16+6= 33+7= 18+4= 34-27= 18+5= 45-41= 5+15= 2+32= 14+29二47-30= 8+14= 45-10= 12+11= 29+7= 10+20= 10+23= 16+16= 43-2= 24+22= 42+1= 26-9= 25+17= 28+19= 4+17= 25-3= 19+23= 19+18= 47-39= 28-10= 24-15= 43

36、-23= 10+24= 2+38= 50以内加减法口算练习38+5= 44-24= 37-33= 37-30= 28-27= 22+1= 9+30= 22-9= 23-15= 44-21= 23-17= 25-14= 20-1= 48-37= 40-31= 50-33= 27-14= 46+1= 29+9= 41+7= 38-17= 47-34= 5+34= 28+12= 40+8= 39-17= 15+20= 2+34= 23+14= 39-33= 2+42= 37-16= 19+20= 48-17= 32-28= 24+7= 38-30= 34+8= 43-27= 43-13= 9+28=

37、 7+39= 40-18= 33-33= 2+45= 27+23= 31-9= 34-20= 43-23= 35-12= 24+5= 25-23= 26+21= 34-14= 25-10= 25-2= 2+32二11+30= 8+16= 4+41= 32+16= 33-11= 4+20= 36-18= 32-32= 25-20= 33-14= 10+18= 50以内加减法口算练习24-19= 49-40= 35-9= 16+24= 44-44= 9+12= 40-27= 23+6= 38-26= 5+38= 31-17= 4+18= 12+38= 21-1= 7+21= 27+16= 27-2

38、2= 37-35= 45-6= 6+35= 37+11= 15+12= 20-2= 29-10= 6+39二21+17= 19+31= 5+16= 41-16= 18+10= 29-4= 27-4= 40-38= 2+42= 43-13= 44-15= 21-12= 26+5= 7+24= 26-21= 20+17= 27-1= 21+28= 16+5= 31+13= 45-33= 39-16= 27+18= 32+6= 30-9= 8+13= 21-15= 40-3= 39+1= 9+37= 36-6= 32-15= 9+37= 24+16= 16+7= 3+41= 41-34= 17+18

39、= 24-15二45-36= 47-44= 35-31= 39-31= 50以内加减法口算练习13+35= 26-3= 9+29= 44-17= 25-3= 22+7= 38+4= 23-10= 16+21= 20+9= 48-36= 29-26= 13+18= 26+12= 2+20= 49-36= 19+6= 5+18= 20-15= 34+10= 11+34= 40-31= 24+4= 43+4= 16+22= 14+7= 3+17= 26+14= 23-1= 42+2= 2+22= 10+40= 12+26= 35-24= 30+20= 45-23= 40-15= 40-11= 8+3

40、1= 35-31= 21+20= 22-20= 35-25= 12+23= 44+2= 36+10= 12+23= 44-7= 17+3= 37-35= 20-18= 21-17= 12+36= 43-18= 45+3= 1+35= 22+12= 38-7= 32-28= 22+22= 37-22= 23-18= 12+31= 9+17= 8+36二42-35= 38+5= 1+46= 50以内加减法口算练习3+28= 17+10= 27-9= 24-5= 4+27= 17+7= 3+19= 27+2= 17+23= 3+23= 19+18= 40+9= 40-30= 33-2= 47-43=

41、 9+16= 7+22二45-5= 40-37= 2+31= 41-10= 27+23= 39-19= 34-5= 27+2= 43-17= 28+20= 18+5= 22+24= 40-9= 18+9= 38-10= 44-18= 11+11= 22-20= 15+10= 23+20= 33-19= 4+17= 32+4= 37-10= 24+5= 38-14= 20+14= 8+24= 5+29= 13+29= 28-20= 22-3= 25+23= 35-12= 1+40= 33-12= 21-15= 33-28= 25-10= 2+18= 13+26= 27+5= 28-22= 35+

42、13= 37-26= 45-17= 32+17= 28+14= 31+13= 35-15= 5+32= 50以内加减法口算练习47-28= 6+36= 31-8= 30-11= 44-6= 24-9= 23-17= 7+17= 13+13= 30+15= 45-7= 39-10= 2+41二45-30= 34-8= 37-27= 13+34= 11+20= 3+24= 21+3= 20-9= 10+40= 22+16= 18+23= 27+1= 16+15= 22+6= 25-12= 6+38= 32+10= 21-19= 3+45= 9+18= 3+32= 24-21= 13+27= 40-

43、10= 30-23= 26-17= 40-6= 35+7= 8+25= 8+40= 8+30= 12+21= 4+31= 4+36= 47-11- 20+23= 16+24= 30+7= 37-7= 35-27= 13+30= 15+32= 21+19= 40-23= 45-11= 10+18= 44+6= 48-25= 15+35= 33-29= 32+1= 43-23= 46-6= 12+9= 44-18= 50以内加减法口算练习20-12= 41-35= 25+25= 35+4= 9+40= 44+2= 19+3= 23+12= 43-26= 47-33= 47-39= 30+9= 18

44、+13= 24-10= 16+18= 47-20= 31-29= 8+32= 40-2= 26-3= 47-41= 26-16= 18+20= 25-14= 39-16= 5+38= 41+7= 38+11= 31-28= 34+2= 15+10= 48-32= 34-17= 26-23= 22+28= 21+23= 11+17= 11+21= 50-16= 12+18= 27+12= 49-33= 43-13= 20-14= 1+19二12+19= 32+2= 11+31= 32-3= 1+29= 35+7= 23-14= 3+36= 43+3= 25+18= 12+15= 4+21= 21

45、+11= 16+31= 36-32= 33+1= 40-9= 21-5= 6+26= 16+15= 21-6= 48-10= 45-22= 50以内加减法口算练习21+16= 1+31二49-36= 18+2= 23+7= 22-9= 22-22= 25-17= 27-4= 33-33= 32-5= 30-11= 29+6= 39-28= 39+7= 14+35= 19+23= 49-9= 41-15= 35+15= 34+5= 4+43= 24-9= 48-7= 5+31= 7+24= 38+1= 22-18= 13+13= 17+11= 25-4= 31+19= 44-16= 5+26=

46、26-18= 3+24= 43-20= 43-3= 22+17= 43-10= 28-15= 21+8= 28-3= 38-3= 30+8= 9+37= 30-10= 20-4= 7+28二6+31二23-16= 49-48= 3+25= 42-13= 24-3= 20-2= 37-3= 34+14= 1+38= 15+28= 37-17= 11+21= 37-25= 3+35= 8+27二36-4= 22+2= 38-24= 50以内加减法口算练习12+8= 39-5= 29-1二35-4= 31+10= 20+25= 5+36= 38-29= 37-16= 31-29= 27+20= 16

47、+27二32+8= 20-6= 33-17= 31-4= 48-43= 40-9= 31+15= 17+25= 16+30= 49-4= 36-29= 27-20= 41-30= 30-5= 28-25= 21+14= 27-23= 45-45= 21-14= 23-14= 30-15= 37+2= 42-1二41t4= 6+29= 9+11= 41-40= 22+19= 31-16= 26-2= 20+22= 25-11= 5+26= 12+16= 23-14= 23-7= 35-6= 38+3= 32+2= 22-12= 49-30= 44-13= 39-20= 41-12= 8+17=

48、17+22= 17+15= 36-18= 39-28= 1+49= 12+30= 18+19= 19+13= 39-17= 12+8= 21+2= 50以内加减法口算练习13+11= 35+14= 16+19= 11+30= 8+37= 25-20= 16+15= 41-11= 12+31= 43-2= 17+6= 34-15= 30-26= 2+46= 28-9= 24-6= 5+15= 43-11= 17+15= 39-7= 16+20= 36-15= 45-9= 10+33= 31+14= 45+3= 16+5= 29+12= 29-8= 21-16= 29-10= 34-28= 31+

49、15= 21-13= 29-27= 11+21= 14+24= 29-2= 36-19= 26+4 二1+34= 11+20= 24-6= 28-10= 20+20= 21-11= 26+24= 30-3= 40-30= 2+38= 40+5= 20-15= 28+10= 13+12= 23+8= 31+16= 20+9= 43-37= 26+12= 25-19= 22-5= 30+18= 23-11= 37-24= 40-17= 2+24= 17+21= 16+23= 50以内加减法口算练习27-9= 26-9= 35+12= 2+22= 28-14= 33+7= 27+2= 30+14=

50、39+8= 40-6= 6+43= 32-3= 20+15= 23-6= 45-8= 20-9= 32-13= 27-9= 47-12= 13+24= 24+15= 45-29= 20-7= 17+5= 25-13= 6+19= 22+14= 15+12= 44-28= 44-23= 18+7= 31-10= 40-3= 40-2= 23+10= 40+2= 30+13= 38+8= 27-9= 33+16= 1+47= 40-26= 45-40= 3+40= 22+10= 27-11= 22+25= 25-21二20+15= 40-20= 10+17= 36+14= 42-26= 28-14

51、= 23-16= 35-16= 30-14= 45-7= 14+28= 44-25二12+13= 10+16= 9+25= 43-9= 13+28= 5+21二10+22= 15+20= 50以内加减法口算练习27-1= 20-18= 45-34= 31+10= 43+6= 45-18= 46-35= 30+13= 36-10= 21+14= 28+9= 12+19= 34-20= 31-3= 25-17= 43-15= 38+12= 14+22= 9+13= 10+32= 27+18= 36-14= 5+35= 25+24= 44+3= 26+5= 21-14= 3+47= 41-21= 2

52、3-3= 21+14= 30+3= 34-18= 11+12= 15+22= 18+6= 16+15= 37-36= 11+28= 22+3= 15+10= 31-10= 36+12= 26+11= 1+46二19+21= 20-2= 10+38= 20-12= 10+21= 25-17= 41-36= 47-10= 45-34= 23-3= 38-5= 34-8= 11+17= 42-5= 46-23= 4+45= 33-32= 47+3= 15+28= 48-18= 43+6= 14+14= 10+22= 50以内加减法口算练习34-12= 31+1= 29-6= 6+31= 14+28=

53、 21+16= 36-17= 31-29= 22-7= 21+12= 45-9= 20-19= 25-6= 10+20= 37-17= 17+4= 26-13= 19+7= 41-30= 28-18= 21-20= 43-15= 25-15= 25+13= 8+36二29-28= 3+40= 21-11= 10+25= 30-1= 15+20= 25-12= 20-7= 33-18= 32-25= 27-9= 22+19= 1+44= 37-13= 41+3= 27-24= 36-8= 2+26= 9+16= 39-36= 15+20= 33-32= 34+5= 41+4= 13+11= 28

54、+4= 15+32= 32-12= 3+40= 35-4= 16+34= 32-8= 39-26= 25-8= 35-12= 50-27= 16+14= 30-9= 20+1= 10+16= 5+35= 27-18= 30+5= 50以内加减法口算练习17+21= 27+22= 38-1二36-4= 28-6= 20+29= 6+21= 24-5= 31-13= 3+45= 27-26= 43-15= 24-16= 45-38= 10+31= 18+23= 30-12= 48-24= 47-9= 3+19= 48-13= 33-28= 35-34= 46-44= 30+10= 49-41= 2

55、2+16= 24+13= 41+7= 21-18= 31-13= 23-6= 25+7= 34-30= 42-23= 12+23= 24+14= 24+15= 23-16= 43+5= 43-14= 46-39= 2+45= 43+4= 16+21= 21-7= 6+25= 21-10= 38-29= 5+28= 20+25= 20-13= 48-47= 9+29= 18+31= 48-35= 21+17= 37-27= 22-15= 21-18= 23-7= 9+30= 29-13= 17+24= 12+34= 10+22= 3+24= 8+22= 50以内加减法口算练习21-6= 49+1

56、= 18+8= 45-27= 39-26= 6+15= 27+5= 34-32= 23+17= 22+1= 44-42= 10+16= 24+9= 35-24= 9+26= 32-13= 42-42= 38-29= 34-17= 38-22= 31-2= 21+10= 29-5= 22-1= 43-14= 41-35= 33-27= 9+27= 41+7= 37-11= 22-17= 38+1= 11+34= 17+4= 31-21= 34+9 二6+17= 40+9= 33-4= 23+24= 3+19= 19+18= 40-13= 2+42= 25+24= 4+24= 7+39= 4+37

57、= 38+11= 25-1二37-20= 23-22= 35-4= 40-35= 4+31= 48-40= 45-26= 2+31= 20-12= 12+13= 13+37= 23+2= 42-18= 16+28= 29-23= 15+25= 46-11= 33-29= 50以内加减法口算练习33+17= 2+35= 23-10= 35-13= 29-21= 18+24= 22-16= 43-1= 23-21= 50-45= 5+42= 32-31= 40-23= 21-18= 40+2= 12+10= 10+38= 40-25= 41-35= 33+16= 32+4= 22+15= 36+2

58、= 7+39= 27-18= 22+15= 28-1= 20-12= 43-40= 33-15= 24+6= 33-29= 2+22二34-26= 26+5= 27+1= 32-30= 35+12= 45-15= 43+3= 18+7= 33-8= 9+31= 15+21= 30-9= 5+33= 18+5= 40+1= 29+2= 31+12= 6+41二17+26= 31-9= 20-17= 45+1= 34-31= 31-17= 19+20= 49-32= 33-5= 12+21= 22-6= 33+7= 10+36= 49-25= 24+19= 29+9= 10+37= 50以内加减法

59、口算练习46-12= 36+7= 30-14= 46-38= 25+7= 24-8= 9+12= 5+44= 25+7= 35-25= 38-10= 6+31= 30-20= 16+25= 42-5= 36-29= 39+3= 46-38= 47-39= 45-6= 22+16= 35-9= 45-3= 33-7= 47-19= 36-26= 30+9= 42-19= 35+10= 48-31= 38-6= 23-13= 2+47= 40-15= 45-28= 2+43= 18+13= 22-5= 38-3= 41-39= 43-36= 41-5= 17+6= 3+46= 9+23= 31-1

60、0= 49-4= 31+13= 43-31= 28+15= 3+29= 2+44= 30-15= 39+11= 39-25= 25+12= 14+25= 30+1= 11+14= 24+16= 43-28= 35-19= 8+39+ 5+16= 32-4= 11+28= 481二16+33= 50以内加减法口算练习29-13= 25+15= 24-1二17+28= 49-34= 49-4= 38+2= 50-9= 31-10= 25-17= 37-5= 45-11= 25-14= 8+42= 46-26= 33-19= 21+10= 36-28= 49-27= 28+19= 32+4= 2+2