解决问题．

看图计算．

5元       1元      3元

{#blank#}1{#/blank#}×{#blank#}2{#/blank#}

{#blank#}1{#/blank#}七三十五

{#blank#}2{#/blank#}×7＝{#blank#}3{#/blank#}

{#blank#}4{#/blank#}×5＝{#blank#}5{#/blank#}

4个2相加                                            2×4=8

6+6+6                       4×2                  5乘4

4 + 4+4 +4 +4           6×3                 乘数是6和3

3+3+3+3+3+3           5×4                 2+2+2+2

5 +5 + 5 +5                                        3×6

2乘4                                                    4×5