北师大四年级下册数学计算题

1、北师大版四年级下册数学计算题一、口算= += += += += = += = += += = 1= 1=50,42= += += += += += ×=×10= ×50= ×100= ×1000= ×10= ×100= ×1000=×10= ×100= ×1000= ×10= ×1000= ÷10= ×100=×100= ×10= ÷10= ×100= ÷1000= ÷1000= 

2、15;=4×3= 4×= ×= 13×3= ×2= ×= 36×24=×= 36×= ×24= ×= ×= ×= ×5=×= ×7= ×= ×= ×= ×= 7×2=×2= ×= 3×6= ×6= ×= 15×2= ×2=×= ×4= ×4= 20×= ÷= ×

3、;5= 10=÷3= ÷4= 6÷5=二、竖式计算= 38= += = 10= += =+= += = 10= += 2= 8=+= = 85= ×= ×= ×= ×= ×= ×= ×= ×= ×= ×= ×= ×= 654×= ×= ×= ×= ×= ×60=×50= ×= ×60= ×4= ×= ×= ×= 

4、15;=×= ×= ×= ×= ×= ×= ×=48×= ×= ×8= 12×= ÷6= ÷7= ÷5= ÷=÷15= 26÷4= 12÷16= 32÷5= 54÷36= 4÷25= ÷95= 435÷12=35÷56= 134÷4= 610÷16= 182÷52= ÷6= ÷= 35÷= 

5、7;=÷= ÷= ÷= ÷= ÷2= ÷= ÷=32÷= ÷= ÷= ÷= ÷= ÷= 7÷=÷= ÷= ÷= ÷9= ÷= ÷= ÷= 4÷3=÷= ÷= 73÷3= ÷11= 3÷8= ÷11= ÷9= 10÷9=1÷7= 2÷4= 5÷6= ÷= 

6、47;= ÷= ÷= 24÷=÷7= ÷5= ÷15= ÷75= ÷18= ÷32= ÷12= ÷÷= ÷23= ÷= ÷= ÷= ÷= ×=÷= ×= ×= 21÷= = += 8×= ÷5=×= ×= 9÷= ×= 117÷36= ×= （保留二位小数）×= 600÷= &#

7、215;= ÷15= ×= 三、计算并验算÷= ÷= ÷17= ÷= 9÷= ×= 117÷36= ×=四、脱在计算+ + 15+ + 5 + + + + + + 5+ +×3 (8+ × ××××4 ×13+ ×× + 22×7 ×+×10 +× ×42 ×+× ×+× ÷14÷30÷（

8、×4） ×÷÷ 52÷+26× ×+÷ 90÷ ×÷÷ × 54÷+ ÷×4 + ÷ ÷× ÷7+96÷ ×3÷ 9÷×(8 + +÷5 ×99+ ×4×× + 78÷÷五、解方程x19=2 x= 4x=380 3y=45 = 47+x=47 4x=42 6m=42 y21=14 6y=54 x÷7=12 a18=26 =4824n=96 2x+20=80 3x+6=15 2=24 x+3x=180 2xx=4 4m2m=48 5y+y=96 y+y=33 x+3x=72 5x2x=123 y+3y=366x3x= 3m+2m