Finding Percentages Profits are up by 97 Percentages

Finding Percentages. Profits are up by 97%

Percentages and fractions. You should know that : (1) 50% = 1/2 (2) 25% = 1/4 (3) 75% = 3/4 (4) 10% = 1/10 (5) 20% = 1/5

Percentage Calculations. Calculate the following using the simple fractions equivalents to help you: (1) 50% of 300 days. (4) 20% of 45 dogs. 150 days. (2) 25% of 48 people. 12 people. (3) 75% of 28 cats. 9 dogs. (5) 10% of 240 stars. 21 cats. 24 stars. (6) 30% of 750 boys. Find 10% then times By 3. 225 boys.

Calculating Any Percentage. We can calculate any percentage by knowing how to calculate the percentages below: (1) 50% Rule : Divide by 2. (2) 25% Rule : Divide by 4. (3) 10% Rule : Divide by 10. (4) 1% Rule : Divide by 100.

Harder Percentage Calculations. (1) Calculate 42% of £ 270 Find: 10% of £ 270 = £ 27 Divide by 10. 10% of £ 270 = £ 27 1% of £ 270 = £ 2. 70 42% of £ 270 = £ 113. 40 Divide by 100. Add up all the numbers above.

(2) Calculate 87% of 560 people. Find : 50% of 560 people = 280 Divide by 2. 25% of 560 people = 140 ½ of 50% 10% of 560 people = Divide by 10. 56 1% of 560 people = 5. 6 87 % of 560 people = 487. 2 Divide by 100. Add up all the numbers.

What Goes In The Box ? Calculate the following percentages: (1) 26% of 400 people. 104 (2) 65% 0 f £ 2800. 1820 (3) 96% of 1200 days. 1152 (4) 39% of 2400 houses. 936