试题 试卷
题型:解决问题 题类:常考题 难易度:普通
北师大版数学五年级下册第三单元第四小节倒数同步练习
(1){#blank#}1{#/blank#} (2){#blank#}2{#/blank#}
×10 = - = ÷ = 2- = 1÷4× =
0÷ = ÷ = 1.5÷0.05= 2.5×0.4= + =
试题篮