Найдите значение суммы:
1)-5/7+4/7;
2)-5/8+7/8;
3) -1/6+1;
4) 5/12-1/12;
5) 7/15-11/15;
6) 5/16-1/6.
1)-5/7+4/7;
2)-5/8+7/8;
3) -1/6+1;
4) 5/12-1/12;
5) 7/15-11/15;
6) 5/16-1/6.
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Verified answer
1)-5/7+4/7; = - 1/72)-5/8+7/8; = 2/8 = 1/4
3) -1/6+1; = - 1/6 + 6/6 = 5/6
4) 5/12-1/12; = 4/12 = 1/3
5) 7/15-11/15; = - 4/15
6) 5/16-1/6. = 4/16 = 1/4