Question

calcule: a)2/7+21/41 b)2/3-3/5 c)1/8+2/5 d)2/3-1/2​

Answer 1

Resposta:

Explicação passo a passo:

a)

2/7+21/41

82/ 287 + 147/ 287

229/ 287

b)

2/3-3/5

10/15-9/15

1/15

c)

1/8+2/5

5/40+16/40

21/40

d)

2/3-1/2​

4/6-3/6

1/6