问题描述: 五年级上学期乘除法口算题50道一定是乘除法的! 1个回答 分类:数学 2014-10-15 问题解答: 我来补答 1.5×4= 2.5×4 = 0.13× 4= 2.4-0.8=5.4÷10= 4.2×1000= 0.45÷0.15= 3.6÷0.1= O .75+0.8 = 8.5×100= 3.2÷100= 0.18×0.3= 8.5÷ 1.7= 1.2÷0.3 = 0.49÷0.7= O .04×25=0.096÷0.03= 84÷4.2= 1000×0.756=0.5×100= 2.5×1.47×0.4= 0÷0.25= 1÷0.01= 1.25×8=3.8×2= 7.2÷0.9=1.6×0.2= 9.3÷0.3= 4÷0.4=0.45÷0.5=0.2÷0.01= 展开全文阅读