Question

add the following rational numbers b) -2/5 and -3/7
c) 1/-2 and 3/4​

Answer 1

Answer:

b). answer is –1

c). answer is 0.25

Answer 2

Answer:

Step-by-step explanation:

(b) -2/5 + (-3/7)

   Taking LCM,

   (- 14 - 15)/35

   -29/35

(c) -1/2 + 3/4

    Taking LCM,

    (-2 + 3)/4

    -5/4