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题型:填空题 题类:常考题 难易度:容易
20以内的进位加法和退位减法565(10题)
15-8=
8+6=
14-6=
7-7=
12-8 10-7 14-9 12-6 16-9
{#blank#}1{#/blank#}>{#blank#}2{#/blank#}>{#blank#}3{#/blank#}>{#blank#}4{#/blank#}>{#blank#}5{#/blank#}
11-9 {#blank#}1{#/blank#} 5 13-4 {#blank#}2{#/blank#} 6 14-8 {#blank#}3{#/blank#} 13-7
15-7 {#blank#}4{#/blank#} 4 12-6 {#blank#}5{#/blank#} 8 16-8 {#blank#}6{#/blank#} 15-7
6+5={#blank#}1{#/blank#}
{#blank#}2{#/blank#}
{#blank#}3{#/blank#}
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