2×9＝{#blank#}1{#/blank#} 9×5＝{#blank#}2{#/blank#}3×6＝{#blank#}3{#/blank#} 2×6＝{#blank#}4{#/blank#}

1×1＝{#blank#}5{#/blank#}  5×7＝{#blank#}6{#/blank#}  2×2＝{#blank#}7{#/blank#}3×2＝{#blank#}8{#/blank#}

5+6＝{#blank#}9{#/blank#}  3×4＝{#blank#}10{#/blank#} 9×3＝{#blank#}11{#/blank#} 5×5＝{#blank#}12{#/blank#}

7×4＝{#blank#}13{#/blank#}  6+3＝{#blank#}14{#/blank#}  6×5＝{#blank#}15{#/blank#} 7×2＝{#blank#}16{#/blank#}

二{#blank#}1{#/blank#}得八     三{#blank#}2{#/blank#}十五

{#blank#}3{#/blank#}五二十    三三得{#blank#}4{#/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