loading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
(25＋2.5＋0.25)×4 1.8
12.5×8.8
6.8×3.6＋2.68×64
1.25×32×0.25
－(5.18＋2.39) ×3.5＋2.5×1.8 3.6×1.2÷3.6×1.22 1.31×12.5×8×2 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）
7.68÷2.5÷0.4
5.5×99
12.5×0.4×2.5×8 9.5
4.2×7.8+2.2×4.2 0.87
4.6×47+4.6×54-4.6 0.45×72+45×0.18+4.5 0.125×72 ×101 ×3.36+4.64×0.87
简便计算(3)
4.08×0.25 490×0.35
5.28×99 12.5
5.7×10.1 49
0.4×63×2.5 0.5
0.34×101 4.86
8.75 ×11-8.75 9.9
×4.12×0.8 ×0.125×8 ×7.6×20 ×99 4.9×101 ×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
0.25×4.78×4 0.65×202
7.2×8.4+2.8×8.4 0.78×98
4.8×0.25 1.5×105 0.3×2.5×0.4