Ответ:
4 1/30+(8 1/20-3 1/5)=4 2/60+4 51/60=8 53/60
13 1/8-10 3/16+ 5 7/32=10 11/32- 10 6/32=8 5/32
27 3/20-(8 1/16+4 1/40)=27 12/80-12 7/80=15 5/80=15 1/16
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Ответ:
4 1/30+(8 1/20-3 1/5)=4 2/60+4 51/60=8 53/60
13 1/8-10 3/16+ 5 7/32=10 11/32- 10 6/32=8 5/32
27 3/20-(8 1/16+4 1/40)=27 12/80-12 7/80=15 5/80=15 1/16