Question

Resolva as operações:
A)9/4-1/6=
B)12/5-3/4+1/10=
C)1/2+3/2+5/2-7/2=
D)+5/9-1/2+4/6=
E)12/9-15/9-5/9=
F)-3/8+1/10+3/4-7/20=.

Answer 1

Resposta:

desculpa mais não entendi