6.71-(3.7-0.29) 6.4+3.6/0.4 (8.14-3.75)/2.56.71-(3.7-0.29) 6.4+3.6/0.4 (8.14-3.75)/2.5/4 1.25*8.8这几道题怎么简便运算

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6.71-(3.7-0.29)6.4+3.6/0.4(8.14-3.75)/2.56.71-(3.7-0.29)6.4+3.6/0.4(8.14-3.75)/2.5/41.25*8.8这几道题怎么简便

6.71-(3.7-0.29) 6.4+3.6/0.4 (8.14-3.75)/2.56.71-(3.7-0.29) 6.4+3.6/0.4 (8.14-3.75)/2.5/4 1.25*8.8这几道题怎么简便运算
6.71-(3.7-0.29) 6.4+3.6/0.4 (8.14-3.75)/2.5
6.71-(3.7-0.29) 6.4+3.6/0.4 (8.14-3.75)/2.5/4 1.25*8.8这几道题怎么简便运算

6.71-(3.7-0.29) 6.4+3.6/0.4 (8.14-3.75)/2.56.71-(3.7-0.29) 6.4+3.6/0.4 (8.14-3.75)/2.5/4 1.25*8.8这几道题怎么简便运算