Question

Sumas y Restas:
a) 2/5+7/10-5/2=
b) 3/4-1+1/6=
c) -2+1/3-5/6=
d) -1-(1/2+1)+(-3/4)=

Answer 1

Explicación paso a paso:

a) 2/5+7/10-5/2=4/10+7/100-25/10=-14/10.

b) 3/4-1+1/6=9/12-12/12+2/12=-3/12+2/12=-1/12

c)-2+1/3-5/6=-12/6+2/6-5/6=-10/6-5/6=-5/6

d)-1-(1/2+1)+(-3/4)=-1-(1/2+2/2)+(-3/4)=-1-3/2+-3/4=-2/2-3/2-3/4=-12/4