小数乘法简便运算练习题(共4页).doc

小数乘法简便运算练习题一、简便运算0.258.54 12.50.960.8 0.250.734 4.3612.58 0.2516.24 1.252.532 3.20.2512.5 0.25363.59.9 4.810.1 3.6102 0.39199 0.25401 3.6510.1 0.859.93.723.56.283.5 15.62.115.61.1 3.834.563.835.44 56.59956.5 7.0910.80.87.09 9.7999.7 4.2994.2