63×10.1-0.76×0.72+0.72的简便运算是多少?

2025-06-20 11:18:15
推荐回答(1个)
回答1:

63×10.1-0.76×0.72+0.72
=63×(10+0.1)+0.72×(1-0.76)
=630+6.3+0.72×0.24
=636.3+0.1728
=636.4728