包含标签:加减混合 的文章
-
100 以内加减混合练习题八
51-(18+2)= 83+(10-3)= 21-(12-2)= 54-(18+2)= 73-(60-50)= 77+(12-8)= 11+(51-51)= 23-(18+2)= 82-(51+…… -
100 以内加减混合练习题七
60+(35-15)= 42-(25+5)= 67-(45+13)= 64-(31+5)= 35-(20-10)= 41-(12-6)= 28-(14+6)= 51+(39-21)= 45-……