Edexcel IGCSE Math A 1.6.HA Repeated Percentage Change
Practise chaining percentage multipliers to find final values, reverse changes, overall percentage change or a missing rate.
- Syllabus
- First assessment 2018
- Course
- Math A 4MA1
- Level
- Higher
Exam points
- multiply successive increase or decrease factors rather than adding percentage changes
- compare the combined multiplier with 1 to state the overall percentage change
- solve backwards from a final value or isolate an unknown percentage multiplier
1.6.HA Repeated percentage change question 1
Asha bought an apartment.
The table gives information about the value of apartments, in euros, and the annual service charge band.
In 2021, the value of Asha's apartment was 634400 euros.
The value of Asha's apartment had increased by 4% from its value in 2020
Pam bought a boat.
In each year after Pam bought the boat, the value of the boat depreciated by .
Work out the total percentage by which the value of the boat had depreciated by the end of the second year after Pam bought the boat.
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