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题型:填空题 题类:常考题 难易度:普通
两位数加、减两位数(竖式:含不进、进、不退、退)(复习) 2022 10
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56+20= 63-9= 49-20= 44+7= 100-60=
35+30= 90-8= 8+72= 6+38= 22-6=
41-9+50= 80-(18-9)= 37+5-20=
21-(7+2)= 84-50+7= 52-(10-3)=
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