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题型:解决问题 题类:常考题 难易度:普通
6的乘法口诀1774 10
3×4={#blank#}1{#/blank#}
5×4={#blank#}2{#/blank#}
6×4={#blank#}3{#/blank#}
4×3={#blank#}4{#/blank#}
4×5={#blank#}5{#/blank#}
4×6={#blank#}6{#/blank#}
{#blank#}1{#/blank#}
28-7= 5×8 = 28-16 = 6×4 = 50-6 =
45+7 = 22+60= 6×7 = 7×8-8= 5×5+6=
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