45.9锧5.17阧(13.98锧1.17)用脱式怎么计算?

2024-12-15 15:57:07
推荐回答(3个)
回答1:

45.9+5.17-(13.98+1.17)
=45.9+5.17-13.98-1.17
=45.9-14+0.02+(5.17-1.17)
=34.9+0.02+4
=38.92
望采纳,谢谢

回答2:

45.9+5.17-(13.98+1.17)
=45.9+5.17-13.98-1.17
=45.9+(5.17-1.17)-13.98
=45.9+4-13.98
=35.92

回答3:

45.9+5.17-13.98-1.17
=45.9-13.98+5.17-1.17
=31.92+4
=35.92