Ответ:
4. -4/5 5.14 17/22
Пошаговое объяснение:
4.
1) 1 2/7 • 7/18 = 9/7 • 7/18 = 1/2
2)1 1/2 - 1/2 = 1
3) 1/5 - 1 = -4/5
5.
1)6 - 13 2/11 = -7 2/11
2)3 2/11 - 6 = -2 9/11
3) 3 2/11 • 1/2 = 35/11 • 1/2 = 1 13/22
4) 13 2/11 • 1 = 13 2/11
5) 1 13/22 + 13 2/11 = 14 17/22
Вроде все.
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Answers & Comments
Ответ:
4. -4/5 5.14 17/22
Пошаговое объяснение:
4.
1) 1 2/7 • 7/18 = 9/7 • 7/18 = 1/2
2)1 1/2 - 1/2 = 1
3) 1/5 - 1 = -4/5
5.
1)6 - 13 2/11 = -7 2/11
2)3 2/11 - 6 = -2 9/11
3) 3 2/11 • 1/2 = 35/11 • 1/2 = 1 13/22
4) 13 2/11 • 1 = 13 2/11
5) 1 13/22 + 13 2/11 = 14 17/22
Вроде все.