小数混合运算题

小数混合运算练习题

16.12×99＋16.12= 5.2×0.9＋0.9=

7.28×99+7.28= －2.×0.5=

26×15.7＋15.7×24= 3.94+34.3×0.2=

8.05×3.4+7.6= 32＋4.9－0.9= 4.8－4.8×0.5= 56.5×99＋56.5= 4.85 + 0.35 ÷ 1.4= 12.5×0.4+2.5×8= 0.68 ÷（5.2 -3.5）× 1.25= 1

(2.275＋0.625)×0.28= 1.2×(9.6÷2.4)÷4.8= 8×0.5+1.58= 3.6×9.85-5.46=

(1.25－0.125)×8= 7.09×10.8－0.8×7.09= 8.7 × 17.4 - 8.7 × 7.4=

0.87×3.16+4.= 6.81+6.81×99=

2

40.5 ÷ 0.81 × 0.18= 4.8 ×（15 ÷ 2.4）=

4.4×0.8－3.4×0.8= (9.37+9．37+9．37+9．37)× 2．5=

2.37×6.3+2.37×3.7= 2.5×(3.8×0.04)=

0.25×39+0.25= 46×0.33+×0.33= 6.8×0.75÷0.5= 1.53+23.4÷7.2= (6.8-6.8×0.55)÷8.5= （3.2×1.5+2.5）÷1.6= 6.38+7.85-5.37= 7.2÷0.8-1.2×5= 6.5×（4.8-1.2×4）= 32.52-（6+9.728÷3.2）×2.5= 2

6.81+6.81×99=

(8×5.27) 1.25=

3.75÷0.125–2.75=

＋（3－0.299÷0.23）×1 =

3. 0.12× 4.8÷0.12×4.8=

5. 6-1.6÷4=

360－3.7÷0.37×3.6=

8. 6-1.19×3-0.43=

10.15-10.75×0.4-5.7=

[（7.1-5.6）×0.9-1.15] ÷2.5=

18.1 3

5.4÷[2.6×（3.7-2.9）+0.62]= 12×6÷（12-7.2）-6=

12×6÷7.2-6= 33.02－（148.4－90.85）÷2.5=

（8－2.75）÷2.5＋1.09 = 22.6－5.4×0.4－1.28=

8.49＋(4.－2.14)×0.= (1－0.4)×(4.12＋0.9) = 8.12× 6.8÷0.12×12.8= 5.38+7.85-5.37= 0.68×1.9+0.32×1.9= 12.8×(3.27-0.53)+4.2×13.7= (7.1-5.6)×0.9+1.15= 5.5+(12.8-6.8×0.55)÷8.5= (3.2×1.5+2.5)÷1.6= 7.2÷0.8-1.2×5.2= (1.9＋3.3÷3)×0.25=

=

(3.2×1.5+2.5)÷1.6=

17.2÷0.8-1.2=

10.15-10.75×0.4-5.7=

6.1+9.728÷3.2×2.5=

5.6×(3.7-2.9)+0.83=

0.12× 4.8÷0.12=

5.38+7.85-5.37=

6.5×(14.8-1.2×4.3)=

(5.5+6.8×0.65)÷2.5 3

4

5.8×(3.87-0.13)+4.2×3.74= 32.52-(6.6+9.728÷3.2)×2.5=

[(7.1-5.6)×0.9-1.15] ÷2.5= 5.4÷[2.6×(3.7-2.9)+0.62]=

(6.8-6.8×0.55)÷8.5= 0.12× 4.8-5.26×3.2=

(3.2×1.5+2.5)÷1.6= 16.12×99＋16.12= 7.28×99+7.28= 26×15.7＋15.7= 3.94+34.3×0.2 = 3.6×9.85-5.46= 2.8×0.5+1.58= (1.25－0.125)×8= 7.09×10.8－0.8×7.09= 8.7 × 17.4 - 8.7 × 7.4= 4

0.68×1.9+0.32×1.9=

5.2×0.9＋0.9=

－2.×0.5=

24 (2.275 ＋0.625)×0.28 =

1.2×(9.6÷2.4)÷4.8=

8.05×3.4+7.6=

4.8－4.8×0.5=

56.5×99＋56.5=

4.85 + 0.35 ÷ 1.4=

12.5×0.4×2.5×8=

5

0.87×3.16+4.= 0.68 ÷（5.2 -3.5）× 1.25

4.8 ×（15 ÷ 2.4）= 6.81+6.81×99=

4.4×0.8－3.4×0.8= 2.37×6.3+2.37×3.7=

(9.37+9．37+9．37+9．37)× 2．5= 2.5×(3.8×0.04) =

0.25×39+0.25= 46×0.33+×0.33=

(8×5.27) ×1.25= 6.81+6.81×99=

0.25×185×40= 6.8×0.75÷0.5=

3.75÷0.125–2.75= 1.53+23.4÷7.2=

3.14×9.9+0.314= （1-0.8）×（4-3.68）÷0.01 =

[0.15+（3.74-1.8）÷0.4]×20= （2.5-1÷0.8）0.8-0.8 =

0.35×[1÷（2.7-2.66）+0.65]= 2.5×7.83×0.4 =

÷（3.94+6.86）×0.8 = 0.56×40.5+0.44×59.5=

6.27×1.5-6.27= (6.8-6.8×0.55)÷8.5=

5

6

0.12× 4.8÷0.12×4.8= （3.2×1.5+2.5）÷1.6=

3.2×（1.5+2.5）÷1.6= 7.2÷0.8-1.2×5=

6.5×（4.8-1.2×4）= 10.15-10.75×0.4-5.7=

5.8×（3.87-0.13）+4.2×3.74= 6

32.52-（6+9.728÷3.2）×2.5=