Ratio, proportion and rates of changeKey Stage 3

Finding 10%, 5% and 1% mentally

Find useful percentages mentally.

  • 10% is one tenth: divide by 10.
  • 5% is half of 10%.
  • 1% is one hundredth: divide by 100.

Example 1

Find of .

10%

Example 2

Find of .

10%
5%

Your turn

Question 1

Find of .

Check answer
1%
Question 2

Find of .

Check answer
10%
Question 3

Find of .

Check answer
10%
5%
Question 4

Find of .

Check answer
1%
Question 5

Find of .

Check answer
10%
← All Ratio, proportion and rates of change cardsReport a mistake