In our street, 7 out of 40 houses have garages. To work this out as a percentage, I should do ⁷⁄₄₀ x 100% = 17.5%

Use your calculator to convert these fractions to percentages:

In my class, 28 out of 30 students have mobile phones. What fraction is this?

In my class, if 28 out of 30 students have mobile phones, what percentage is this?

There are 13 boys and 15 girls in my class. What fraction are boys?

If there are 13 boys and 15 girls in my class, what percentage are boys?

Use your calculator to convert these fractions to percentages:

Convert ¹⁷⁄₈₀ to a percentage:

There are 32 students in my class. Of these, 20 watched the X-Factor on Saturday night. What percentage is this? (you can use a calculator)

In our street, 29 out of 40 houses have back gardens. To work this out as a percentage, I should do ²⁹⁄₄₀ x 100% = 72.5% on my calculator.

What is ¹³⁄₂₄ as a percentage? (You can use a calculator.)

In the biscuit tin there are 12 custard creams and 7 chocolate digestives. What is the percentage are custard creams? (You can use a calculator.)

Use your calculator to convert these fractions to percentages:

To make 800ml of fruit punch I use 120ml of cordial, 400ml of fruit juice, 50ml of syrup, and top up with water. What percentage of fruit punch is cordial? (You can use a calculator.)

The recommended number of calories per day for an adult is 2000. My Mars bar contains 204 calories. What percentage of my recommended daily intake is this? (You can use a calculator.)

Use your calculator to convert these fractions to percentages:

I plant 26 saplings, but only 14 of them survive the winter. To 1 d.p., what percentage is this? (You can use a calculator.)