五年级小数乘除简便运算

小数乘除简便计算

4.8×7.8＋78×0.52 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 3.65×4.7－36.5×0.37 46×57＋23×86 2.22×9.9+6.66×6.7 101×0.87-0.91×87 10.7×16.1-15.1×10.7 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

0.7777×0.7+0.1111×2.1 888×1.6+222×3.6

1.28×8.6＋0.72×8.6 1

2.5×0.96×0.8 10.6×0.35－9.6×0.35

填空