Выполните действия:
8 1/8+1 2/3-3 3/4
5 2/3+2 1/4-1 3/5
12 7/15-9 3/4+5 11/12
8 1/8+1 2/3-3 3/4
5 2/3+2 1/4-1 3/5
12 7/15-9 3/4+5 11/12
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Answers & Comments
1)8 1/8+1 2/3=8 3/24+1 16/24=9 19/24
2)9 19/24-3 3/4=9 19/24-3 18/24=6 1/24
5 2/3+2 1/4-1 3/5=6 19/60
1)5 2/3+2 1/4=5 8/12+2 3/12=7 11/12
2)7 11/12-1 3/5=7 55/60-1 36/60=6 19/60
12 7/15-9 3/4+5 11/12=8 19/30
1)12 7/15-9 3/4=12 28/60-9 45/60=11 88/60-9 45/60=2 43/60
2)2 43/60+5 11/12=2 43/60+5 55/60=7 98/60=8 38/60=8 19/30