Question

what is the percentage change change when 25 is increased ti 45

Answer 1

Percent change = [(45 - 25) / 25] x 100 = 80 % (increase)

Where: 25 is the old value and 45 is the new value. In this case we have a % of increase because the new value is greater than the old value.

hope it helps

Answer 2

20÷25×100
=2000÷25
=80%