Question

simplifique pleeeeeeeeessssssssss​

Answer 1

Resposta:

c) 1/2; d) 1/2; e) 11/12; f) 1/2; g) 9/4; h) 3/5; i) 6/7; j) 18.

Explicação passo a passo:

c) 9/12 - 3/12 =

6/12 = 1/2.

d) 13/18 - 4/18 =

9/18 = 1/2.

e) 2/3 + 1/4 =

igualando os denominadores:

8/12 + 3/12 =

11/12.

f) 4/5 - 3/10 =

8/10 - 3/10 =

5/10 = 1/2.

g) 3 . 3/4 =

9/4.

h) 21/5 . 1/7 =

21/35 = 3/5.

i) 10/7 : 5/3 =

10/7 . 3/5 =

30/35 = 6/7.

j) 6 : 1/3 =

6 . 3 = 18.