Question

Efetue as operações com frações:
a) (-5/8)+(+5/6)=
b) (-1/12)+(+3/10)=
c) (-5/6)+(3/4)=
d) (+4/5)+(+3/4)=
e)(-3/4)_5=​

Answer 1

Resposta:

a) 15/24+20/24=5/24

b) -10/120+36/120= 26/120

c) -5/6+3/4= -10/12+9/12= 1/12

d) 4/5+3/4= 16/20+15/20= 31/20

e) -3/4-5= -3/4-20/4=23/4