How to increase the number 10,000 by - 25% percent of its value?
Value of Percentage Increase. New Value
- A percentage value is nothing but a fraction with a denominator of 100:
- - 25% = - 25/100 = - 25 ÷ 100 = - 0.25
- To increase a positive number add the 'Value of Percentage Increase' to it.
- To increase a negative number, don't add to it, but subtract from it the 'Value of Percentage Increase'.
Value of Percentage Increase =
Percentage of the Increase % × The original value =
- 25% × 10,000
New Value =
The original value + Value of Percentage Increase =
10,000 + - 25% × 10,000
1. Calculate the New Value of the number
increased by percentage of its initial value
1 = 100/100 = 100 ÷ 100 = 100%
New Value =
10,000 + Value of Percentage Increase =
10,000 + (- 25% × 10,000) =
10,000 - 25% × 10,000 =
(1 - 25%) × 10,000 =
(100% - 25%) × 10,000 =
75% × 10,000 =
75 ÷ 100 × 10,000 =
75 × 10,000 ÷ 100 =
750,000 ÷ 100 =
7,500
2. Calculate the Actual Increase (Absolute Difference)
between the New Value and the initial one
Actual Increase =
New Value - 10,000 =
7,500 - 10,000 =
- 2,500
10,000 increased by - 25% percent of the value = 7,500
The actual increase:
7,500 - 10,000 = - 2,500