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题型:填空题 题类:常考题 难易度:容易
两位数减一位数(不退位) 1027(10题)
4+5=
6+3=
8-5=
17-8=
9-6=
+ + =90
-20=10
-30=20
={#blank#}1{#/blank#}
={#blank#}2{#/blank#}
={#blank#}3{#/blank#}
40+{#blank#}1{#/blank#}=45 {#blank#}2{#/blank#}+50=58
1+{#blank#}3{#/blank#}=41 {#blank#}4{#/blank#}-3=40
56-{#blank#}5{#/blank#}=50 {#blank#}6{#/blank#}-5=50
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