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题型:填空题 题类:常考题 难易度:普通
11~~20各数的认识421(10题)
8-3= {#blank#}1{#/blank#}
9-5= {#blank#}2{#/blank#}
7-3= {#blank#}3{#/blank#}
10-8= {#blank#}4{#/blank#}
10-4= {#blank#}5{#/blank#}
4+6= 0+2= 5+4=
6-6= 7-2= 3+4=
10-3= 9-3= 2+8=
9-0= 8-4= 10-6=
6-2= 1+8= 6-4=
2+3+4= 8+2-3= 6-4+5=
9-2-7= 10-5-4= 2+7-3=
4+( )=8
7+( )=10
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