简便算法练习题
39×4×5 125×6×8 25×24
4×25+16×25 (25+15)×4 78×24-24×68
123×64+123×36 32×305 618-(352-272)
103×15 398-205 698-432+502-368
3000÷25÷4 720÷15÷6 150÷25÷2
5000÷8÷125 25×16 125×16 2100÷42
36×99 72×125 99×23+23 125×13×8
56×7+45×7-7 150÷25+2 24×5×2 630 ÷42 34.1×99.9 351-99 36×25 125×56
25×28 35×14 55×12 6×8×125 360÷9÷4
25×8×2 50×4×2 480÷5÷6 350÷5÷7
320÷8÷4 240÷48 140÷35 420÷35
292—99259+199 385—98 467—201
101×7.8 1.25×32×2.5
3.1×5.3+3.7×3.1+3.1 99999×26+33333×226
4.2×87+0.642×1300 78×36+7.8×741 3.4×99+3.4
16.9-5.6-4.4 9.08-(5.7+1.08)
48×6.2+6.2×52 25×125×4×8 187.7×11-187.7
5.8×99+5.8 360÷(1.2÷50)(40+1.25)×8 483+199
4.8×1.01 125×8.8 3.8÷3.9+3.9÷0.1+0.1÷3.9
(1.6+1.6+1.6+1.6) ×25 (8700+870+87)÷87 0.4×(25÷73)
382×101-382 15.6×2.1-15.6×1.1 4.8×7.8+78×0.52
1.87×9.9+0.187 7.74×(
2.8-1.3)+1.5×2.26 2.22×9.9+6.66×6.7
0.25×36 3.65×10.1 7.6×0.8+0.2×7.6 4.2×1.02
10.6×0.35-9.6×0.35 4.2×1.02-4.2 103×8.5-93×8.5
0.25×16.2×4 (1.25-0.125)×8 3.6×102
3.72×3.5+6.28×3.5 15.6×2.1-15.6×1.1
4.8×10.1
4.8×7.8+78×0.52(怎样变化?)56.5×99+56.5 7.09×10.8-0.8×7.09
1.87×9.9+0.187 4.2×99+4.2 1.25×
2.5×32
3.83×
4.56+3.83×
5.44 4.36×12.5×8 9.7×99+9.7 27.5×3.7-7.5×3.7 0.65×101 3.2×0.25×12.5 3.14×0.68+31.4×0.032 7.2×0.2+2.4×1.4 8.9×1.01 7.74×(2.8-1.3)+1.5×2.26 3.9×2.7+3.9×7.3 12.7×9.9+1.27 5.4×11-5.4 2.3×16+2.3×23+2.3 3.65×4.7-3
6.5×0.37
46×57+23×86 2.22×9.9+6.66×6.7 101×0.87-0.91×87
10.7×16.1-15.1×10.7 0.39×199 0.32×403
0.25×36 0.25×0.73×4 3.65×10.1
7.6×0.8+0.2×7.6 0.85×9.9 0.25×8.5×4
1.28×8.6+0.72×8.6 1
2.5×0.96×0.8 10.6×0.35-9.6×0.35 6.9+4.8+
3.1 47.8-7.45+8.8 0.398+0.36+3.64 9.6+
4.8-3.6
5.17-1.8-3.2 4.02+5.4+0.98 3.68+7.56-2.68 0.25×1
6.2×4
5.27+2.86-0.66+1.63 73.8-1.64-13.8-5.36 15.75+3.59-0.59+14.25
7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.2 3.82+2.9+0.18+9.1
0.456+6.22+3.78 15.89+(6.75-5.89) 13.75-(3.75+6.48) 3.
7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.2 3.82+2.9+0.18+9.1
0.25×16.2×4 (1.25-0.125)×8 3.6×102
3.72×3.5+6.28×3.5 15.6×2.1-15.6×1.1
4.8×10.1
4.8×7.8+78×0.52(怎样变化?)56.5×99+56.5 7.09×10.8-0.8×7.09 1.87×9.9+0.187 4.2×99+4.2 1.25×2.5×32
3.83×
4.56+3.83×
5.44 4.36×12.5×8 9.7×99+9.7
27.5×3.7-7.5×3.7 65×101 3.2×0.25×12.5
3.14×0.68+31.4×0.032 7.2×0.2+2.4×1.4 8.9×1.01 7.74×(2.8-1.3)+1.5×2.26 3.9×2.7+3.9×7.3 12.7×9.9+1.27 5.4×11-5.4 2.3×16+2.3×23+2.3 3.65×
4.7-36.5×0.37 46×57+23×86 2.22×9.9+6.66×6.7 101×0.87-0.91×87 10.7×16.1-1
5.1×10.7 0.39×199 0.32×403
0.25×36 0.25×0.73×4 3.65×10.1
7.6×0.8+0.2×7.6 0.85×9.9 0.25×8.5×4 1.28×8.6+0.72×8.6 12.5×0.96×0.8 10.6×0.35-9.6×0.35 小数简便运算练习(一)
班级姓名得分
4.8+8.63+
5.2+0.37 5.93+0.19+2.81 1.76+0.195+3.24
2.35+1.713+0.287+7.65 1.57+0.245+7.43 6.02+
3.6+1.98
0.134+2.66+0.866 1.27+3.9+0.73+16.1 7.5+4.9-6.5
3.07-0.38-1.62 1.29+3.7+2.71+6.3 8-2.45-1.55
3.25+1.79-0.59+1.75 23.4-0.8-13.4-7.2 0.32×403
3.2+0.36+
4.8+1.64 1.23+3.4-0.23+6.6 0.25×36
12.7-(3.7+0.84)36.54-1.76-4.54 0.25×0.73×4
7.6×0.8+0.2×7.6 0.85×199 0.25×8.5×4
1.28×8.6+0.72×8.6 1
2.5×0.96×0.8 10.4-9.6×0.35
0.8×(4.3×1.25) 3.12+3.12×99 28.6×101-28.6 (4.23+6.17)×0.8 0.86×15.7-0.86×14.7 2.4×102
14-7.32-2.68 2.64+8.67+7.36+11.33 2.31×1.2×0.5
(2.5-0.25)×0.4 9.16×1.5-0.5×9.16 3.6-3.6×0.5
4.5÷1.8 4.2÷3.5 930÷0.6÷5
63.4÷2.5÷0.4 4.9÷1.4 3.9÷(1.3×5)(7.7+1.54)÷0.7 2.5×2.4 2.7÷45
0.35×1.25×2×0.8 32.4×0.9+0.1×32.4 15÷0.25
70÷28 15÷(0.15×0.4) 4.25÷2.5×9.9+0.17 4.02+5.4+0.98 5.17-1.8-3.2 13.75-(3.75+6.48) 3.68+7.56-2.68 7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.2
3.82+2.9+0.18+9.1 9.6+
4.8-3.6 7.14-0.53-2.47
5.27+2.86-0.66+1.63 13.35-4.68+2.65 47.8-7.45+8.8 0.398+0.36+3.64 15.75+3.59-0.59+14.25 42.5-(
6.07+1.13) 73.8-1.64-13.8-5.36 66.86-8.66-1.34 0.25×16.2×4
3.72×3.5+6.28×3.5 36.8-3.9-6.1 2 5.48-(9.4-0.52)
4.8×7.8+78×0.52 3.6×102 6.4×0.25+3.6÷4
32+4.9-0.9 4.8-4.8×0.5 (1.25-0.125)×8 4.8×100.1 56.5×9.9+56.5 7.09×10.8-0.8×7.09 4.2÷3.5 320÷1.25÷8 18.76×9.9+18.76 3.52÷2.5÷0.4 4.78÷0.2+3.44 3.9-4.1+6.1-5.9 0.49÷1.4 1.25×2.5×32 3.6-0.6×2 3.65×10.1 3.6-3.6×0.8 15.2÷0.25÷4 5.6÷3.5 9.6÷0.8÷0.4 4.2×99+4.2 0.89×100.1 146.5-(23+46.5) 17.8÷(1.78×4) 5.83×2+4.27 (45.9-32.7)÷8÷0.125 9.7×99+9.7 4.36×12.5×8 15.6×13.1-15.6-15.6×2.1 0.65×101 27.5×3.7-7.5×3.7 8.54÷2.5÷0.4 3.83×4.56+3.83×5.44