用竖式计算,最后两题要验算.54×6= 75×8= 308×7= 380×8= 123÷3= 728÷7= 608÷8

2025-04-22 20:36:11
推荐回答(1个)
回答1:

(1)54×6=324;
54
× 6

.
324


(2)75×8=600;
75
× 8

.
600


(3)308×7=2156;
308
× 7

.
2156


(4)380×8=3040;
380
× 8

.
3040


(5)123÷3=41;
41
3
123
12

.
3
3

.
0


(6)728÷7=104;
104
7
728
7

.
28
28

.
0

验算:
104
× 7

.
728


(7)608÷8=76.
76
8
608
56

.
48
48

.
0

验算:
76
× 8

.
608