Решите выражения плиззззз:
3 4/7-2 3/5
6 5/6+2 3/8
4 5/14 +(5 1/12-3 4/21)
8 9/26-5 7/39
3 4/7-2 3/5
6 5/6+2 3/8
4 5/14 +(5 1/12-3 4/21)
8 9/26-5 7/39
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Answers & Comments
6 5/6+2 3/8=5\6+19/8=15/24+57/2472/24=3
4 5/14 +(5 1/12-3 4/21)=
5 1/12-3 4/21=2+(7/84-16/84)=2 -9/84=1 75/84
5/14+1 75/84=1+80/84=1 20/21
8 9/26-5 7/39=9/26-202/39=27/78-404/78=-377/78-4 65/78
6 5/6+2 3/8=8+20+9/24=8+4 5/14 +(5 1/12-3 4/21)
8 9/26-5 7/39