Вычислите 3/7 +5/14 6 15/11+ 2 9/14 8/9-7/12 8-5 4/9

Question

Вычислите
3/7 +5/14
6 15/11+ 2 9/14
8/9-7/12
8-5 4/9

Answer 1

1) 3/7+5/14=6+5/14=11/14
2) 6 15/11+2 9/14=81/11+37/14=1541/154=10 1/154
3) 8/9-7/12=32-21/36=11/36
4) 8-5 4/9=8-49/9=23/9=2 5/9