Question

Rohit earns Rs. a and spends Rs. b in a week. Express his savings for the week.

Answer 1

Answer:

a-b is his savings.

because a-b is the amount which he has not spent!!! so it s the savings!!!!!

Answer 2

Answer:

Rohit's weekly earnings = ₹a

Rohit's weekly expenditure = ₹b

Savings done my Rohit

= ₹a-₹b

= $\bold\red{₹a-b}$