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Decimals, Fractions and Percentages 17/07/06

Decimals, Fractions and Percentages 17/07/06. Aim : revise place value and equivalence between fractions, decimals and percentage. Place Value. Pi = 3.1415927 to 7 decimal places. What column is the 3 in? What is the meaning of the 4?. Ordering Numbers. Which is bigger 0.03 or 0.003? Why?

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Decimals, Fractions and Percentages 17/07/06

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  1. Decimals, Fractions and Percentages 17/07/06 Aim : revise place value and equivalence between fractions, decimals and percentage.

  2. Place Value Pi = 3.1415927 to 7 decimal places • What column is the 3 in? • What is the meaning of the 4?

  3. Ordering Numbers • Which is bigger 0.03 or 0.003? • Why? • Put the following list of numbers in order from smallest to highest? • 7.023 7.29 7.033 7.3 • Hint: Look at the largest columns first eg white, red, yellow then green: • 7.023 7.29 7.033 7.3 Answer : 7.023 7.033 7.29 7.3

  4. Writing Fractions as Decimals and Decimals as Fractions • Write these decimals as fractions: • 0.3 • 0.25 • 0.041 • Write these fractions as decimals: • 5 tenths • 1/100 • 23/100

  5. Simple Fractions and Percentages 1)Draw a rectangle that is 4 squares by 5 squares. a)Colour ¼ red. b)Colour ½ blue. c)What percentage is not coloured? d)What percentage is red?

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