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**Mental Maths Warm Up WALT: I can state what fraction and percentage of a shape is shaded**

Example: Calculate how many squares altogether (2 x 5 = 10) Count how many are shaded (7) Represent this as a fraction (7/10) Convert into percentage (70%) Top Tip! Use your calculator to find percentages from fractions!! E.g. 7/9 (7 ÷ 9) x 100 77.8%

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**WALT: I can state what fraction and percentage of a shape is shaded**

D. B. E. C. Now, create your own shape in the back of your book. Find out its shaded area in fraction and percentage.

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**WALT: I can state what fraction and percentage of a shape is shaded**

D. 8/16 = ½ = 50% 11/25 = 44% B. 9/25 = 36% E. 34/63 = 54% C. 14/24 = 58.3%

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Physics for Scientists & Engineers, 3rd Edition

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