1. © T Madas

2. Anton bought a house in London for £200000.
Its value increased by 10% in the first year
It then decreased by 10% in the second year
Ben bought a house in Hull for £200000
Its value decreased by 10% in the first year
It then increased by 10% in the second year
Do the two houses still worth £200000?
Do the two houses still worth the same?
x 1.1
x 0.9
200000
220000
198000
x 0.9
x 1.1
200000
180000
198000
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3. © T Madas

4. The investment is worth £11491.20
The sum of £10000 was invested in stock-market shares.
Its value went up by 12% in the 1st year.
It further increased by 8% in the 2nd year.
In the 3rd year its value went down by 5%
What was value of the investment after three years.
10000
x 1.12
11200
x 1.08
12096
x 0.95
The investment is worth £
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6. The original price they paid was £240000
Mr and Mrs Dean bought a house three years ago.
Its value went up by 10% in the 1st year.
Its value further increased by 5% in the 2nd year.
In the 3rd year its value went down by 5%
What did they pay for their house if they just sold it for £263340?
x 1.1
x 1.05
x 0.95 x
240000
264000
277200
263340
÷ 1.1
÷ 1.05
÷ 0.95
The original price they paid was £240000
© T Madas

7. © T Madas