Предмет: Математика, автор: tvsamsungqarzu

Даю 50 баллов срочно!!!​

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Ответы

Автор ответа: SWeetieSai
3

1) 3/8 × 4 = 3/2 = 1 1/2

2) 16 × 17/24 = 2 × 17/3= 34/3 = 11 1/3

3) 2/51 × 85 = 2/3 × 5= 10/3 = 3 1/3

4) 5/9 × 18 = 5 × 2 = 10

5) 25 × 3/35 = 5 × 3/7 = 15/7 = 2 1/7

6) 35 × 17/105 = 17/3 = 5 2/3

7) 11/18 × 9 = 11/2 = 5 1/2

8) 19/82 × 123 = 19/2 × 3 = 57/2 = 28 1/2

9) 220 × 17/660 = 17/3 = 5 2/3

10) 105 × 13/42 = 5 × 13/2 = 65/2 = 32 1/2

11) 4/75 × 50 = 4/3 × 2 = 8/3 = 2 2/3

12) 1/43 × 129 = 3

Автор ответа: Пеппер
1

Пошаговое объяснение:

3/8 * 4 = 12/8 = 1,5

16 * 17/24 = 34/3 = 11 1/3

2/51 * 85 = 170/51 = 3 1/3

5/9 * 18 = 5*2 = 10

25 * 3/35 = 15/7 = 2 1/7

35 * 17/105 = 17/3 = 5 2/3

11/18 * 9 = 11/2 = 5,5

19/82 * 123 = 19 * 1,5 = 28,5

220 * 17/660 = 17/3 = 5 2/3

105 * 13/42 = 2,5 * 13 = 32,5

4/75 * 50 = 8/3 = 2 2/3

1/43 * 129 = 129/43 = 3

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