Question

☆ Subtrair frações com denominadores diferentes:

Answer 1

a) (4-3)/6=
=1/6

b) (15.6-20.2-12)/60=
=(90-40-12)/60=
=38/60=
=19/30

c) (8-12)/6=
=-4/6=
=-2/3

Answer 2

a) 4/6- 3/6= 1/6
b)90/60 - 40/60 -12/60=38/60=19/30
c)14/6 -12/6=2/6=1/3