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题型:填空题 题类:常考题 难易度:容易
整十数加、减整十数1053(11题)
40+40-50=
20+30+50=
24-4+30=
100={#blank#}1{#/blank#}个10
30{#blank#}1{#/blank#}50-20 76{#blank#}2{#/blank#}67 46{#blank#}3{#/blank#}27+9 40-8{#blank#}4{#/blank#}24+8
14+3= 12-5= 4+11= 16-9=
15-8= 6+14= 12-3= 20-10=
13-9= 11-6= 16-6= 6+10=
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