Пример ответа: 3/7+4/9=55/63. 1/2+3/8=
2/7+5/14=
3/5+4/15=
1/8+3/16=
2/9+5/18=
17/33-5/22=
27/76-0=
9/20+5/8=
2/7+13/28=
5/13-14/39=
139
487
Ответы на вопрос:
1/2+3/8= 4/8+3/8= 7/8
2/7+5/14=4/14+5/14=9/14
3/5+4/15= 9/15+4/15=13/15
1/8+3/16= 2/16+3/16=5/16
17/33-5/22= 19/66
27/76-0= 27/76
9/20+5/8= 1 3/40
2/7+13/28= 3/4
5/13-14/39= 1/39
Пошаговое объяснение:
7x + 2x = 9x
11y - 3y = 8y
9a + 6a = 15a
13c - 3c = 10c
3x * 5 * 10 = (3 * 5 * 10) x = 150x
4 * 2y * 15 = (4 * 2 * 15)y = 120y
70 * 50y * 2 = (70 * 50 * 2)y = 7000y
6a * 300 * 50 = ( 6 * 300 * 50)a = 90000a
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