1 Conversions Press Ctrl-A ©2009 – Not to be sold/Free to use Stage 4 -Year 7.

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Presentation transcript:

1 Conversions Press Ctrl-A ©2009 – Not to be sold/Free to use Stage 4 -Year 7

2 Common Percentages (1/6) denominator Percentages are fractions with denominator of 100. Fraction Decimal Percentage % … 33 % % % % % End of Page

3 Percentage to Fractions (2/6) 1. Put as fraction over Simplify the fraction. 26% = 22222222 = % = 44444444 = % = x2x2 =  25 = % = x3x3 =  100 = 2 3 End of Page

4 Fractions to Percentages (3/6) 1. Multiply the fraction by 100%. 2. Simplify the calculation x 100% 1 = % % 22222222 = 65% x 100% 1 = % %  5  5  5 = 48%  5  5  x 100% 1 = % 70 2 % 2 222 2 222 = 37 %  4  4  x 100% 1 = % = 66 %  3  3  3 23 End of Page

5 Percentages to Decimal (4/6) 1. Divide the percentage by Simplify the calculation. 65% = = % = = % = = %23 = Use You Calculator = … End of Page

6 Decimals to Percentages (5/6) 1. Multiple the decimal by 100%. 2. Simplify the calculation =0.65 x 100% = 65% 0.48 =0.48 x 100% = 48% 0.375=0.375x100% = 37.5% 0.66…=0.66…x100% = 66.66…% End of Page

7 Conversions (6/6) 1. Put as fraction over Simplify the fraction. Percentages to Fractions 1. Multiply the fraction by 100%. 2. Simplify the calculation. Fractions to Percentages 1. Divide the percentage by Simplify the calculation. Percentages to Decimals 1. Multiply the decimal by 100%. 2. Simplify the calculation. Decimals to Percentages Percentage/Fractions Web Button Web Button Percentage/Decimals Web Button Web Button End of Show