问题
解答题
用竖式计算并验算.
|
答案
7.56+27.84=35.4;
7.56
;+27.84 36.40
验算:
27.84
;+7.56 35.40
20.04-14.67=5.37;
20.04
;-14.67 5.37
验算:
14.67
.+5.37 20.04
用竖式计算并验算.
|
7.56+27.84=35.4;
7.56
;+27.84 36.40
验算:
27.84
;+7.56 35.40
20.04-14.67=5.37;
20.04
;-14.67 5.37
验算:
14.67
.+5.37 20.04