Question

Ajudaaaa...
Pra hoje precisando muito.

Answer 1

Explicação passo-a-passo:

a) 7÷7

____=

14÷7

1/2

b) 14 ÷7

_____=

7 ÷ 7

2/1=

2

c) - 28 ÷ 7

_______=

- 35 ÷ 7

+4/5=

4/5

d) - 56 ÷ 8

_______=

80 ÷ 8

- 7/10

e) 2,5/7,5=

25/10 ÷ 75/10=

25/10 × 10/75=

250/750=

25/75=

25 ÷ 25

_______=

75 ÷ 25

1/3

f) 0,3 /2,7=

3/10 ÷ 27/10=

3/10 × 10/27=

30/270=

3/27=

3÷3

____=

27 ÷3

1/9