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题型:填空题 题类:常考题 难易度:普通
一年级 20以内的退位减法746
+=
-=
{#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#} = {#blank#}4{#/blank#}
15+4={#blank#}1{#/blank#}
19-4= {#blank#}2{#/blank#}
14-10={#blank#}3{#/blank#}
18-2={#blank#}4{#/blank#}
6+3={#blank#}5{#/blank#}
20-10={#blank#}6{#/blank#}
2+8+3= {#blank#}7{#/blank#}
9+1+8={#blank#}8{#/blank#}
□+□=□ □-□=□ □÷□=□
10+{#blank#}1{#/blank#}=17 10-{#blank#}2{#/blank#}=3 12+{#blank#}3{#/blank#}=18
{#blank#}4{#/blank#}-2=7 {#blank#}5{#/blank#}+2=15 10+{#blank#}6{#/blank#}=20
{#blank#}7{#/blank#}-4-6=0 {#blank#}8{#/blank#}+6=19 6+{#blank#}9{#/blank#}=10
5+3=
10-1=
6+9=
2+4+7=
8+8=
16+3=
18-8=
20-10+2=
17-2=
13+4=
6+5=
7+8-5=
11-8=
9+5=
7+9=
5+3+10=
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