Question

Ayudaaa resolver las siguientes operaciones:

a) -7/8+ ( 13/6- 1/3) =

b) -(-2+ 1/3) -11/2 =

c) 2/5 + 1/3 - 5×(-1/10) =

d) 1/2 × 1/2 - 1 =

e) ( - 2 + 3/5) × 15/7 =

Answer 1

A.-7/8+27/18=-126+216/144=90/144=45/72
b.2/1+1/3=1+6/3=7/3-11/2=3(11).7(2)/6=33-14/6=19/6
c.2/5+1/3=5+6/15=11/15(-1/10)=110-5/150=105/150=21/30-5/x=-150-21/30=-171/30
d.1/2.1/2=4/4=2/2=1-1=0=a
e.-2/1+3/5=3+-10/5=-8/5.15/7=75.56/35=4200/35=840/7=120/1

jajjaja fuente yo :v