1. Starter Questions 21/02/11 1. Calculate the circumference 15cm
2. Calculate the diameter of the circle
if the circumference is 15.7m
3. Calculate the area of the circle
40mm

2. Percentages Learning Intention
21/02/11
Percentages
Learning Intention
1. Convert percentages to fractions and decimals.
2. Change fraction to percentages.
3. Find percentage values.

3. 21/02/11
Percentages
Put over 100 3
Put over 100 7

4. What simple % is missing
21/02/11
80% =
What simple % is missing
Percentages
Example : Find 20% of £450

5. How to find % of a quantity using a calculator
21/02/11
How to find % of a quantity using a calculator
example
Find
Step 1 : Convert % to a decimal
of means x
Step 2 :
Step 3 : Do sum
Calculator Keys 5 1 x 3 =
150

6. Percentages Learning Intention
21/02/11
Percentages
Learning Intention
1. Convert percentages to fractions and decimals.
2. Change fraction to percentages.
3. Find percentage values.