Question

Work out the percentage change to 2 decimal places when £78.98 is increased to £100​

Answer 1

Percentage change = 26.61 %

Explanation:

Given

• Initial value = £78.98

• Final value = £100​

To determin

Percentage change = ?

Using the formula

Percentage change = (Final value - Initial value) / | Initial Vaue | × 100%

= (100​ - 78.98) / 78.98 × 100%

= [21.02/78.98] × 100%

= 0.266143 × 100%

= 26.6143 %

Rounding off to 2 decimal places

= 26.61 %

Therefore,

Percentage change = 26.61 %