一九得{#blank#}1{#/blank#}     二八{#blank#}2{#/blank#}

三{#blank#}3{#/blank#}二十七   六{#blank#}4{#/blank#}四十八

五九{#blank#}5{#/blank#}       {#blank#}6{#/blank#}九五十四

二九{#blank#}7{#/blank#}       四{#blank#}8{#/blank#}三十六

七九{#blank#}9{#/blank#}

2×3 =           4×6 =          5×4 =          4 ×2 =

4×3=           3×5=           5×3=           5×6=

5×2=           4×5=           3×6=           5×5=

4×9=           2×8=           4×7=           8×3=

8×5=           7×3=           9×3=           9×5=

四{#blank#}1{#/blank#}二十四                                        {#blank#}2{#/blank#}九五十四                                七八{#blank#}3{#/blank#}。