Question

1. Обчисли

1. 1/4 + 5/6 =

2. 3/4 - 2/9 =

3. 4 - 6/13 =

4. 4 11/14 + 1 10/21 =

5. 13 2/9 - 4 3/5 =

6. 10 5/16 - 9 19/24 =

помогите пожалуйста

Answer 1

Ответ:

Пошаговое объяснение:

1/4+3/5, 9/11-2/5 , 13/16-9/32, 3/28+5/14, 14/15-7/10, 3/8+1/6, 9/25-7/20,37/42-17/24,11/24-3/6,9/16+7/24-3/8,1/3-1/6+1/4,2/5+4/15-5/9

Answer 2

1. 3/12+10/12=3+10/12=13/12=1 1/12
2. 27/36-8/36=27-8/36=19/36
3. 52/13-6/13=52-6/13=46/13=3 7/13
4. 56+11/14+1*21+10/21=67/14+1*21+10/21=67/14+31/21=201/42+62/42=201+62/42=263/42=6 11/42
5. 117+2/9-4*5+3/5=119/9-23/5=595/45-207/45=595-207/45=388/45=8 28/45
6. 160+5/16-9*24+19/24=165/16-235/24=495-470/48=25/48