6th Grade IM Unit 3 Percentages

Front

What is a percentage?

Back

A percentage is a way of expressing a number as a fraction of 100. It represents how many parts out of 100 are being considered.

Front

How do you calculate a percentage of a number?

Back

To calculate a percentage of a number, multiply the number by the percentage (in decimal form). For example, to find 65% of 80, calculate 80 * 0.65 = 52.

Front

What is 75% of 60 minutes?

Back

45 minutes.

Front

How do you find what percentage one number is of another?

Back

To find what percentage one number is of another, divide the first number by the second number and multiply by 100. For example, to find what percentage 9 is of 45, calculate (9/45) * 100 = 20%.

Front

What is the formula to find the original price after a discount?

Back

Original Price = Sale Price / (1 - Discount Rate). For example, if a shirt costs $30 after a 25% discount, the original price is $30 / (1 - 0.25) = $40.

Front

If there are 24 candies in a bag, and 6 are red, what percentage of the candies are red?

Back

25%.

Front

What does it mean if a number is 20% of another number?

Back

It means that the first number is one-fifth of the second number. For example, 9 is 20% of 45.

Front

How do you convert a fraction to a percentage?

Back

To convert a fraction to a percentage, divide the top number (numerator) by the bottom number (denominator) and multiply by 100. For example, 1/4 = (1 ÷ 4) * 100 = 25%.

Front

What is the relationship between percentages, fractions, and decimals?

Back

Percentages, fractions, and decimals are different ways to represent the same value. For example, 25% = 25/100 = 0.25.

Front

How do you find the percentage increase from one number to another?

Back

Percentage Increase = ((New Number - Original Number) / Original Number) * 100.