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题型:填空题 题类:常考题 难易度:容易
11~~20各数的认识449(10题)
8-4=
9-3=
4+4=
2+0=
8-7=
6-{#blank#}1{#/blank#}=3 {#blank#}2{#/blank#}+8=9
6{#blank#}1{#/blank#}2=4 3{#blank#}2{#/blank#}4=7 9{#blank#}3{#/blank#}2=7 5{#blank#}4{#/blank#}3=8
△△△△△
9{#blank#}1{#/blank#}6 5-5{#blank#}2{#/blank#}0+1 2+7{#blank#}3{#/blank#}7 9-7{#blank#}4{#/blank#}2
□○□=□(只)
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