Solve Percent Problems

Front

What is a percent?

Back

A percent is a ratio expressed as a fraction of 100. It represents a part of a whole.

Front

How do you find what number a percentage is of?

Back

To find what number a percentage is of, divide the part by the percentage (in decimal form). For example, if 6 is 15% of a number, you calculate: 6 ÷ 0.15 = 40.

Front

What does it mean when we say 'X is Y% of Z'?

Back

It means that X is Y parts out of 100 parts of Z. To find Z, you can rearrange the formula: Z = X / (Y/100).

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide the percentage by 100. For example, 15% becomes 0.15.

Front

If 300 is 100% of a number, what is that number?

Back

The number is 300, because 100% of a number is the number itself.

Front

What is the formula to find the percentage of a number?

Back

The formula to find the percentage of a number is: (Percentage ÷ 100) × Total Number.

Front

How do you find 1% of a number?

Back

To find 1% of a number, divide the number by 100. For example, 1% of 700 is 700 ÷ 100 = 7.

Front

If 13 is 26% of a number, how do you find that number?

Back

To find the number, use the formula: Number = Part ÷ (Percentage/100). So, Number = 13 ÷ 0.26 = 50.

Front

What is the relationship between percentages and fractions?

Back

Percentages are a specific type of fraction where the denominator is always 100.

Front

How can you check if your percentage calculation is correct?

Back

You can check by reversing the calculation: If you found that 6 is 15% of 40, calculate 15% of 40 to see if it equals 6.