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题型:填空题 题类:常考题 难易度:困难
6的乘法口诀1764 11
30-15=5× 4×5=-24
用加法计算:{#blank#}1{#/blank#}+{#blank#}2{#/blank#}+{#blank#}3{#/blank#}={#blank#}4{#/blank#}
用乘法计算:{#blank#}5{#/blank#}×{#blank#}6{#/blank#}={#blank#}7{#/blank#}
36+2= 5×3= 4×4= 1×6=
4×5= 56+34= 100-58= 47-28=
56-28= 80-54= 2×7= 3×6=
5×5= 2×6-6= 46-37+24=
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