五年级脱式计算练习题打印版精编

五年级脱式计算练习题打印版84.7×7－54.7×7  28-(3.4+1.25×2.4)  36.72÷4.25×9.9  3.26×0.52+3.26×0.48+7.05 2.55×7.1+2.4