Arithmeticmedium · Past Paper

A number is first increased by 10% and then decreased by 10%. What is the net change percentage?

ANo change
B1% increase
C1% decrease
D2% decrease

✓ Correct Answer: C1% decrease

Net change = x + y + (xy/100). Here, 10 - 10 + (10*-10)/100 = -1% (decrease).

Share this question

More from Arithmetic