7.2×61又10/3+73.8×2又5/4

来源：学生作业帮助网 编辑：作业帮 时间：2024/07/11 04:50:55
7.2×61又10/3+73.8×2又5/4
x)33:~v6R``nohpx1Xg 7264761472lFf&`0&fp~qAb6` YX

7.2×61又10/3+73.8×2又5/4
7.2×61又10/3+73.8×2又5/4

7.2×61又10/3+73.8×2又5/4
7.2×61又10/3+73.8×2又5/4
= 72/10×193/3+738/10×13/4
=2316/5+4797/20
通分得
=(9264+4797)/20
=14061/20
=703.05

703.05