Question

(2 3/4 + 1 5/8) : 3 1/2 + 3 1/9 * 4/16

Answer 1

Ответ:

2 1/36

Пошаговое объяснение:

(2 3/4 + 1 5/8) : 3 1/2 + 3 1/9 * 4/16 = (11/4 + 13/8) : 7/2 + 28/9 * 1/4 =

35/8 : 7/2 + 7/9 = 35/8 * 2/7 + 7/9 = 5/4 + 7/9 = 73/36 = 2 1/36

По действиям:

1. 2 3/4 + 1 5/8 = 11/4 + 13/8 = 35/8

2. 3 1/9 * 4/16 = 28/9 * 1/4 = 7/9

3. 35/8 : 7/2 = 35/8 * 2/7 = 5/4

4. 5/4 + 7/9 = 73/36 = 2 1/36

Answer 2

Ответ:

Пошаговое объяснение:

1) 2. 3/4 + 1. 5/8 =

2. 6/8 + 1. 5/8 = 3. 11/8 =

4. 3/8

2) 4. 3/8 : 3. 1/2 =

35/8 : 7/2 = 35/8 * 2/7 =

5/4 * 1/1 = 5/4 = 1. 1/4

3) 3. 1/9 * 4/16 = 28/9 * 1/4 = 7/9* 1/1 = 7/9

4) 1. 1/4 + 7/9 =

1. 9/36 + 28/36 = 1. 37/36 =

2. 1/36