Question

a. -7/15 + 6/15
b. -13 /9 + -8/9
c. 4/10 + -10/20
d. -6/14 + 9/12
e. -30/20 + 8/10
f. -7/6 + 3/10

Answer 1

Hola!

a. -7/15 + 6/15 = -1/15

b. -13 /9 + -8/9 = -7/3

c. 4/10 + -10/20 = -1/10

d. -6/14 + 9/12 = 9/28

e. -30/20 + 8/10 = -7/10

f. -7/6 + 3/10 = -13/15