{#blank#}1{#/blank#}

①乘法算式：{#blank#}1{#/blank#}

②除法算式： {#blank#}2{#/blank#}或{#blank#}3{#/blank#}

③乘法算式表示{#blank#}4{#/blank#}个{#blank#}5{#/blank#}相加，除法算式表示把{#blank#}6{#/blank#}个苹果，平均分成3份，每份{#blank#}7{#/blank#}个，或把{#blank#}8{#/blank#}个苹果，每{#blank#}9{#/blank#}个一份，分成了{#blank#}10{#/blank#}份。

5×5=                             3×2=                                  6×6=

2×2=                             4×5=                                  1×4=

7×3=                            4×7=                                  4×4=

28÷4=                           35÷5=                                42÷7=

56÷8=                           36÷9=                                21÷3=

三六{#blank#}1{#/blank#}          二五{#blank#}2{#/blank#}           四{#blank#}3{#/blank#}二十八

{#blank#}4{#/blank#}八四十        三{#blank#}5{#/blank#}二十四       六九{#blank#}6{#/blank#}

4×{#blank#}1{#/blank#}＜33      7×{#blank#}2{#/blank#}＜55     28＞{#blank#}3{#/blank#}×3    55＞{#blank#}4{#/blank#}×9