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题型：解决问题 题类：常考题 难易度：普通
人教版数学一年级下册-第六单元第一课时 整十数加、减整十数同步练习
{#blank#}1{#/blank#}＋5=45
62－{#blank#}2{#/blank#}=60
20+7 = 30-20 = 90+9= 60-30 = 24+6 =
51+8= 7+83= 85-5 = 90-70= 45+20=
96-7 = 65+20= 39+8= 4+65=
18+50-7= 80-60+35= 90-（60+30）= 63-（76-70）=
65-30= 42+8= 60-9= 27+30=
40+15= 98-80= 36+6= 85-50=
90-60= 27+13= 48-40= 33+44=
31-8{#blank#}1{#/blank#}31-9
36-7{#blank#}2{#/blank#}26-7
10+14{#blank#}3{#/blank#}14+10
30-2{#blank#}4{#/blank#}30-20
37-9{#blank#}5{#/blank#}36-9
25+8{#blank#}6{#/blank#}52+8
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