问题描述: 20道5年级小数乘法口算题 1个回答 分类:数学 2014-10-01 问题解答: 我来补答 (1)3.8 × 6.3 = (2)9.4 × 9.8 = (3)7.9 × 1.2 = (4)3.9 × 9.4 = (5)5.9 × 5.5 = (6)1.5 × 9.5 = (7)0.9 × 1.4 = (8)9.6 × 1.7 = (9)3.3 × 8.2 = (10)3.8 × 0.1 = (11)4.9 × 7 = (12)7.6 × 3.6 = (13)4.8 × 8.6 = (14)7.5 × 7.2 = (15)6 × 9.6 = (16)3.5×5=(17)2.4×0.3=(18)1.25×0.8=(19)7.5×0.2=(20)4.8×1.6= 展开全文阅读