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题型:填空题 题类:常考题 难易度:普通
20以内的进位加法和退位减法525(10题)
7+=13-3
16-6={#blank#}1{#/blank#}
12-{#blank#}2{#/blank#}=10
19-{#blank#}3{#/blank#}=10
13-{#blank#}4{#/blank#}=10
12+3 = 4 +15= 17 – 3 = 8 +2 = 14+3 =
19 – 5 = 13+ 5 = 2+12 = 19 – 7 = 20 – 10 =
11{#blank#}1{#/blank#}12 9+6{#blank#}2{#/blank#}7+6 10-4{#blank#}3{#/blank#}3+3
17-7{#blank#}4{#/blank#}7 9-5{#blank#}5{#/blank#}8-5 9+3{#blank#}6{#/blank#}5+8
(枚)
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