UPSKILL MATH PLUS

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  1. To convert a fraction into a per cent, we multiply the fraction by \(100\).
  2. To convert a ratio into a per cent, we write it as a fraction and multiply it by \(100\).
  3. To convert a decimal into a per cent, we shift the decimal point two places to the right or multiply that by \(100\) and put the percentage symbol at the end.
  4. To convert a per cent into a fraction, we remove the per cent sign(\(\%\)) and divide it by \(100\).
  5. To convert a per cent into a ratio, we remove the per cent sign(\(\%\)) and form a ratio with the remaining number as the first term and \(100\) as the second term.
  6. To convert a per cent into a decimal, we remove the per cent sign(\(\%\)) and shift the decimal points two places to the left.
  7. To express \(x\) as a percentage of \(y\); percentage \(=\) [xy×100]%.
  8. If \(x\)\(\%\)of a quantity is \(y\), then whole quantity \(=\) [yx×100]%.