What is the multiplier for 5% increase?
For example, a 5% increase on the original balance in a bank would mean there is now 105% in the bank. This is the same as 1.05 as a decimal so this is the multiplier.
What is the multiplier for a 20% increase?
The multiplier for 20% increase, 1.2. The multiplier for 50% decline, that's 0.5. The multiplier for 40% increase, 1.4.