Real-Life Percentage Problems Flashcard

Front

What is a percentage?

Back

A percentage is a way of expressing a number as a fraction of 100. It shows how much of something there is compared to a whole.

Front

How do you calculate 25% of a number?

Back

To calculate 25% of a number, multiply the number by 0.25 (or divide it by 4).

Front

If a recipe requires 200 grams of an ingredient, how much do you need for half the recipe?

Back

You need 100 grams for half the recipe.

Front

What does it mean to find a percentage of a total?

Back

Finding a percentage of a total means calculating how much that percentage represents in terms of the total amount.

Front

How do you calculate the final price after a discount?

Back

To calculate the final price after a discount, subtract the discount amount from the original price.

Front

What is the formula to find the remaining amount after using a percentage?

Back

Remaining amount = Total amount - (Percentage used × Total amount).

Front

How do you find 20% of a number?

Back

To find 20% of a number, multiply the number by 0.20.

Front

If you have 120 candies and give away 25%, how many candies do you give away?

Back

You give away 30 candies.

Front

What is the first step in solving a percentage problem?

Back

Identify the total amount and the percentage you need to calculate.

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide the percentage by 100.