巧算2772/28+34965/35suan shi

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/04 22:48:00

巧算2772/28+34965/35suan shi
巧算2772/28+34965/35
suan shi

巧算2772/28+34965/35suan shi
2772/28+34965/35
=(2800-28)/28+(35000-35)/35
=100-1+1000-1
=1100-2
=1098

2772 = 2800 - 28
34965 = 35000 - 35
所以答案=100-1+1000-1 = 1098

2772/28+34965/35=(2800-28)+(35000-35)=100-1+1000-1 = 1098