试题 试卷
题型:填空题 题类:常考题 难易度:容易
3、4的乘法口诀(2——5的乘法口诀)1590 10
2×3=
2×1=
7×2=
1×1=
2×1={#blank#}1{#/blank#}1×3={#blank#}2{#/blank#}3×3={#blank#}3{#/blank#}2×3={#blank#}4{#/blank#}
{#blank#}1{#/blank#}
二八十六
8×{#blank#}1{#/blank#},2×{#blank#}2{#/blank#}
4×3= 66-45= 70-5= 23-(46-38)=
36+7= 25+65= 23+37= 21+19+34=
5×6= 90-45= 2×2= 6×6-28=
42-8= 6×4= 4×4= 40+(89-54)=
25+21= 5×3= 6×3= 70+2×6=
5{#blank#}1{#/blank#}3=15 6{#blank#}2{#/blank#}4=10 2{#blank#}3{#/blank#}6=12
2{#blank#}4{#/blank#}2=4 3{#blank#}5{#/blank#}3=0 4{#blank#}6{#/blank#}3=12
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