Percentages/Profit/Loss/Vat (Junior Cert Mathematics): Flashcards

Out of 100

24 out of 100

Write % as fraction, multiply by number

Convert % to decimal, multiply by number

Move decimal point two places to the left

Set up equation: $\frac{\%}{100} \times x = \text{part}$

$\frac{1}{4}$

Find % of number, add to original

Find % of number, subtract from original

Convert percentages to decimals

Moving decimal point incorrectly

Add when increasing, subtract when decreasing