2024年3月29日发(作者:高三摸底数学试卷)
简便计算(1)
5.32+7.93+4.68 2.5×0.39×0.4
32.1-8.3-1.7 12.39-(5.18+2.39)
(25+2.5+0.25)×4 1.8×3.5+2.5×1.8
12.5×8.8 3.6×1.2÷3.6×1.22
6.8×3.6+2.68×64 1.31×12.5×8×2
1.25×32×0.25 3.8×0.99
简便计算(2)
4.6×99+4.6 7.5×101-7.5
1.25×2.5×(80×4) 4.6×47+4.6×54-4.6
7.68÷2.5÷0.4 0.45×72+45×0.18+4.5
5.5×99 0.125×72
12.5×0.4×2.5×8 9.5×101
4.2×7.8+2.2×4.2 0.87×3.36+4.64×0.87
简便计算(3)
4.08×0.25 490×0.35
5.28×99 12.5×4.12×0.8
5.7×10.1 49×0.125×8
0.4×63×2.5 0.5×7.6×20
0.34×101 4.86×99 4.9×101
8.75 ×11-8.75 9.9 ×212 0.68×101
简便计算(4)
3.26 ×5.7-3.26×0.7 55.6×99+55.6
1.25 ×213×0.8 6.1×3.6+3.6×3.9
4.75×99+4.75 2.73×99
1.2×2.5+0.8×2.5 101×0.45
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