Question

Tell me answer step by step​

Answer 1

Answer:

I) (-45) +(115)

70

ii) 522 +(-253)

269

Answer 2

$\cal\huge\blue{\underbrace{\overbrace{Solution:}}} \\ \text{(b) (-45) + 115} \\ \text{-45 + 115} \\ \text{+115 - 45} \\ \text{Ans: 70} \\ \text{(f) 552 + (-235)} \\ \text{552 - 235} \\ \text{Ans: 317} \\ \\ \bf{Remember:} \\ \text{• - and - is always + but} \\ \text{answer is in -.} \\ \text{• - and + is always - but} \\ \text{answer's sign depends} \\ \text{on the number.} \\ \\ \text\red{Hope it will help you...}$