Question

Efetue:

A) 2 1
— + — =
3 4

B) 1 1
— + — =
3 4

C) 4 2
— + — =
3 6

D) 9 2
— + — =
9 3

PRECISO SABER! URGENTE

Answer 1

A)2/3+1/4➡3+8➡11

B)1/3+1/4➡3+4➡7

C)4/3+2/6➡6+24➡30

D)9/9+2/3➡18+27➡45