Question

Efetue as adições e simplifique o resultado quando
possível: Alguem ajuda por favor !!!!

Answer 1

a) 2+1/2+1·3/4= 
2/1/2+3/4=
(8+2+3)/4=
13/4

b) d·13/16+1+5·1/8=
13d/16+1+5/8=
(13d+16+10)/16=
(13d+26)/16

c) 25/3+1·1/4+1=
25/3+1/4+1=
(100+3+12)/12=
115/12

d) 2·1/2+2/3+1/4=
1+2/3+1/4=
(12+8+3)/12=
23/12