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Converting Fractions, Decimals & Percentages. COMMONLY OCCURING VALUES IN PERCENTAGES, DECIMALS & FRACTIONS.

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Presentation on theme: "Converting Fractions, Decimals & Percentages. COMMONLY OCCURING VALUES IN PERCENTAGES, DECIMALS & FRACTIONS."— Presentation transcript:

1 Converting Fractions, Decimals & Percentages

2

3 COMMONLY OCCURING VALUES IN PERCENTAGES, DECIMALS & FRACTIONS

4 Percent to Decimal Divide by 100 and remove the % sign The easiest way to divide by 100 is to move the decimal point 2 places to the left

5 Decimal to Percent Multiply by 100 and add a % sign. The easiest way to multiply by 100 is to move the decimal point 2 places to the right

6 Fraction to Decimal The easiest way to convert a fraction to a decimal is to divide the Numerator by the Denominator

7 NOW IT STARTS TO GET TRICKY

8 Decimal to Fraction Put the decimal over 1, multiply top and bottom by 10 for every digit after the decimal point then simplify

9 Fraction to Percentage The easiest way is to divide the numerator by the denominator, multiply the result by 100 and add the % sign

10 Percentage to Fraction Covert to a Decimal (divide by 100) then use the steps for converting Decimals to Fractions

11 BIBLIOGRAPHY http://www.mathsisfun.com/decimal-fraction-percentage.html http://www.mymaths.co.uk/ http://www.bbc.co.uk/bitesize/ks2/maths/


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