Practice _Percentage Situations

Front

What is a percentage?

Back

A percentage is a way of expressing a number as a fraction of 100. It is often used to compare proportions.

Front

How do you calculate the percentage of a number?

Back

To calculate the percentage of a number, multiply the number by the percentage (as a decimal) and then divide by 100. For example, to find 20% of 50, calculate 50 * 0.20 = 10.

Front

What does it mean if a is 75% of x?

Back

Front

Back

You have 0.5 liters left in the bottle.

Front

How do you find the total number of items from a percentage?

Back

Front

What is the formula to find the percentage missed on a quiz?

Back

Front

If you got 23 out of 25 questions correct, what percent did you miss?

Back

You missed 8% of the questions.

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

Front

How do you use a double number line to find equivalent ratios?

Back

A double number line shows two sets of numbers that are proportional. You can use it to find equivalent ratios by identifying corresponding values.

Front

If the ratio of red paint to yellow paint is 1:4, how many teaspoons of yellow paint are in 4 batches?

Back

In 4 batches, there are 20 teaspoons of yellow paint.