3rd level; Introduction to percentages Calculate percentage using the 1% method. Per cent means 'per 100'. If 70 per cent of the population own a pet, this means that 70 out of every hundred ...

To write one number as a percentage of another, create an equivalent fraction where the denominator is 100. Example. A maths test is out of 20 marks. A student takes this test and scores 18 marks.

For example, Convert 1.5 into percentage. Solution: 1.5 x 100 = 150%. OR (15/ 10) x 100 = 150%. Percentage Difference Formula. To find the percentage difference between two numbers, ...