The price of a train ticket decreases in value by 5%. The price is now £98.80.

What was the price before the decrease?

The price of a box of sweets has been increased by 15%. The box now costs £17.25.

How much did it cost originally?

A shop is having a 20% off sale.

I bought my new MP3 for £40, how much was it originally?

A big bottle of flavoured water contains 10% more than a normal bottle. The big bottle contains 660ml.

How much does the normal bottle contain?

A worker gets a 20% pay rise. The new wage is £264 per week.

What was the wage before the pay rise?

A packet of biscuits claims to be 24% bigger! It now contains 31 biscuits.

How many did it have before?