五年级简便计算经典易错题专项练习
1)6.9+4.8+3.1 0.456+6.22+3.78 15.89+(6.75-5.89)
2)4.02+5.4+0.98 5.17-1.8-3.2 13.75-(3.75-6.48)
3)3.68+7.56-2.68 7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.2
4)3.82+2.9+0.18+9.1 9.6+4.8-3.6 7.14-0.53-2.47
5)5.27+2.86-0.66+1.63 13.35-4.68+2.65 73.8-1.64-13.8-5.36
6)47.8-7.45+8.8 0.398+0.36+3.64 15.75+3.59-0.59+14.25
7)66.86-8.66-1.34 0.25×16.2×4 (1.25-0.125)×8
8)3.6×102 3.72×3.5+6.283.5 36.8-3.9-6.1
9)28.6×101-28.6 4.8×7.8+78×0.52 32+4.9-0.9
10)4.8×100.1 56.59.9+56.5 7.09×10.8-0.8×7.09
11)25.48-(9.4-0.52) 4.2÷3.5 320÷1.25÷8
12)18.76×9.9+18.76 3.52+2.50.4 3.9-4.1+6.1-5.9
13)5.6÷3.5 9.6÷0.8÷0.4 4.2×99+4.2
14)17.8÷(1.78×4) 0.49÷1.4 25×2.5×32
15)15.2÷0.25÷4 0.89×100.1 146.5-(23+46.5)
16)3.83×4.56+3.83×5.44 4.36×12.5×8 9.799+9.7
17)27.5×3.7-7.5×3.7 8.54÷2.5÷0.4 0.65×101 0.25×13×4 0.25×8.5×4 12.5×0.96×0.8 0.25×16.2×4 0.125×3.2×2.5 56.5×9.9+56.5 7.09×10.8-0.×7.09 27.5×3.7-7.5×3.7 4.2×99+4.2 7.2×0.2+2.4×1.4 3.83×4.56+3.83×5.4 49.7×99+9.7
5.4×11-5.4 2.3×16+2.3×23+2.3 3.65×4.7-3
6.5×0.37 2.22×9.9+6.66×6.7 101×0.87-0.91×87 6.5×(4.8-1.2×4) 0.68×1.9+0.32×1.9 (13+47)×(52-18)
7.6×0.8+0.2×7.6 10.4-9.6×0.35 28×
8.6+0.72×8.6 3.12+3.12×99 28.6×101-28.6 0.8×(4.3×1.25) 31×1.2×0.5
9.16×1.5-0.5×9.16 6-3.6×0.5 (2.5-0.25)×0.4 33×13-99 87×52+87×48 (4.23+6.17)×0.8
0.86×15.7-0.86×14.7 1.72×3.5+6.28×3.5 4.8×7.8+78×0.52
(1.25-0.125)×8 56.5×9.9+56.5 7.09×10.8-0.8×7.09