Brush up your maths: answer to percentages exercise

What is 20% of 150? What is 30% of 764.86 to two decimal places?

20% of 150 = 150 × 20 ÷ 100 = 3000 ÷ 100 = 30.

30% of 764.86 = 764.86 × 30 ÷ 100 = 22945.80 ÷ 100 = 229.4580. To two decimal places this is 229.46.

Back to question.

To Martin Bland's M.Sc. index.

To Martin Bland's home page.

This page maintained by Martin Bland.
Last updated: 27 September, 2007.

Back to top.