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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1765 10
2×2=-4 3×=63-60
2×6={#blank#}1{#/blank#} 4×6={#blank#}2{#/blank#} 6×5={#blank#}3{#/blank#}
39>5×{#blank#}1{#/blank#} 6×{#blank#}2{#/blank#}<50
{#blank#}3{#/blank#}×7<67 4×{#blank#}4{#/blank#}<25
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