小数、整数、混合计算题：

1）3643-74+6357-76= 39×24+39×46+39×30= 2）108×35= 345×98=

3）25×64×125×5= 8500÷25=

4）94×73+27×94= 125×79=

5）1.2×99=

6）4.7×5.9+5.2×4.7-4.7×0.1=

7) (3.25×7+3.25)×0.125=

8）1.11-8.5×（7.1-0.11）×0=

9）（1.2+0.25）×3×4=

10）12.5×88=

11）1999+999×999=

12）532.7-2.47=

13）6300÷70=

14）814-（278+322）÷15=

15）3168-7828÷38+504 =

16）30×30=

17）285+（3000-372）÷36 =

18）0.084×7.5=

19）2÷3.2+0.3×0.3=

20）3.2+3.2-3-2+3.2=

21）4÷（1÷0.4）= 9÷0.25= 3.6×2.4+36×0.76= 37.5÷8÷1.25= 3.2×0.25×1.25= 0.375×101-37.5= 4.8÷（1.6×0.2）= 7.2×1000÷125= 24700-5278÷26×108= 45×0.2= 174+209）×26- 9000 = 1406+735×9÷45 = 0.1÷0.01= 796-5040÷（630÷7）= 913.5÷0.29= 124÷3.1= (5.3+5.3) ÷5.3-0.7= 1÷0.2+（2-0.7）×5= （

22）9×3-1.7+13.4= 22-0.8÷2=

23）4×（12.6-9）+8= 22.2-4.8+3.2-12= 24）0.3×5+3-4.5= 2x1.5x0.8=

25）0.8x6+16= 1+0.2x1.6=

26）1.5+0.9×3.6= 0.75÷0.75+3= 27）2.8×4.5+72×0.5=

28）280+720=

29）32×0.25=8

30）7.5÷5×(4.8+3.2)=

31）3.14×7=

32）6.5+2x16.5=

33）45-0.5=44.5

34）3+15-16=

35）20-3.5 x3=

36）20-3.7 x 3-2.9=

37）36.2-8 x 1.25=

38）3.7+4.536÷7.2-0.5=

39）8.34+7.1 x(4.36-2.74)=

40）16 x 0.25 x6÷1.6=

41）18-(3.615 x1.5+6.3)=

42）3.2+(0.17+7.2÷0.9 x1.2)=

43）2.55 x1.5+1.5+6.45 x1.5= 0.6x0.1x2= 1076-86= 13.6 x3-40.6÷2= (238.9-18.9) ÷0.4= 0.4-0.25=0 8.1÷27×3= 24x1.2-4= 10÷2 x5= 15-2.4x3-3.7= 40-24.5-8.7 x 2= 6.32+2.52÷1.2= 0.25 x 1.8+0.735÷0.0735= 0.125 x 500 x0.2= 6-0.28÷4+2.5 x8= (30-19.8) x0.8+35.7= 15.32 x4+4.68 x4= 15÷(0.15 x0.4)=

44）6.75-(0.9+3.75)= 73.8-1.64-13.8-5.36= 45）16-7 x2= 3.6÷0.4-1.2 x5= 46）3.6 x2÷0.9= 0.75÷0.3÷0.5-3.2= 47）38.5-5 x 1.7 7-0.5 x14+0.83= 48）6.75+25.2÷12= 3.6÷1.2+0.5 x 5= 49）7-0.5 x 14+0.83=

50）(6.1-4.6) x0.8= 3.5+5.6÷7 x4= 20.9+10.5÷(5.2-3.5)=