20以内加减法混合运算

1、20以内加减法口算练习题2 + 17=2 + 18=3+3 =3+4=3 + 5 =19-10=18-1=18-2 =18-3 =18-4=3 + 16=3 + 17=4+4=4+5 =4+6=13-5 =13-6=13-7=13-8=13-9=4+7=4+8=4+9=4+10=4+11=13-10=12-1=12-2 =12-4=12-5 =4+12 =4+13 =4+14=4+15 =4+16=11-1=11-2 =11-3 =11-4=11-5 =7+5 =14-6=15-7=6+7=8+9=3+8=11-7=13-6=14-7=6+9=6+9=5+8=7+3 =6+6=9+5 =7+9

2、=8+8=5+8=14-9=17-6=4+7=9+4=6+8=9+7=7+8=9+8=4+6=5 + 3 =6+8=17-5 =3+7=6+8=9+6=2+8=6+9=14-6=5+7=4+7=7+9=15-8=6+9=8+4=9+8=8+5 =9+11=16-7=13-7=7+4=8+3 =17-6=19-8=8+5 =9+5 =8+6=7+14=8+2 =4+7=3+9=12-8=5+8=3 + 5 =13-6=6+9=9+5 =13-8=4+6=9+9=8+7=4+7=6+3 =12-9=9-3 =8+3 =5+7=5+6=6+8=9+2 =7+4=5 + 5 =4+9=10+6=9+5

3、 =10+4=6+10=8+5 =14-6=7+2 =6+5 =6+8=9+6=8+5 =3+6=8+5 =7+9=5+7=6+8=4+7=5+9=9+4=7+8=6+5 =4+9=5+7=7+7=8+4=5+3 =2+7=6+4=7+4=3+6=13-6=18-9=11-7=6+9=()+5=1217-9=13-6=14-5 =15-6=18- ( ) =912-9=12+8=11-9=4+8=5+ ( ) =1416-4=7+ 9=16 - 7=2 + 17=11- ( ) =512 - 8=17-8=18-1=17-8=17-( ) =1015-7=10-4 =14+6 =16-9=14

4、+ ( ) =1815 + 5 =16-8=14-7 =12+8 =()+8=128+6=14-10 =8+8=14-9=()-12=37+5 =14-4=11+9 =11-6=()-8=817+1 =15-8=16+3 =5+8=()+5=189 + 2 =8 + 4=7 + 5 =6 + 6=5 + 6=15 - 9=14 - 8=12 - 7=11 - 6=13 - 5 =9 + 4=7 + 8=7 + 7=6 + 5 =5 + 7=12 - 9=16 - 8=15 - 7=14 - 6=11 - 5 =9 + 6=8 + 8=7 + 6=6+ 8=5+ 8=16 - 9=11 - 8=

5、13 - 7=15 - 6=12 - 5 =9 + 8=5 + 8=7 + 4=6+ 9=5+ 9=13 - 9=13 - 8=14 - 7=12 - 6=14 - 5 =9 + 3 =9 + 8=7 + 8=6 + 7=4 + 9=11 - 9=12 - 8=16 - 7=13 - 6=15 - 5 =14 - 9=15 - 8=17 - 10=12 - 3 =11 - 4=11 - 3 =12 - 4=13 - 4=11 - 2 =14 - 10=4 + 8=5 + 7=2 + 9=7+ 5 =8+ 6=14 - 6=12 - 5 =11 - 5 =13 - 8=15 - 6=7 + 7=9 + 9=9 + 6=8 + 5 =8 + 9=11 - 5 =12 - 6=14 - 9=16 - 9=15 - 8=4 + 7=6 + 6=8 + 8=9+ 3 =7+ 7=14 - 8=15 - 6=16 - 9=17 - 8=18 - 9=9 + 9=7 + 5 =8 + 6=5 + 9=13 - 8=17-10=16-1=16-2 =16-3 =16-4=1+11=1+12 =1+13 =1+14=1+15 =20-10=19-1=19-2