Percent Word 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 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 20% of 50, calculate 50 * 0.20 = 10.

Tags

CCSS.6.RP.A.3C

Front

What is the formula to find the total when given a part and its percentage?

Back

The formula is: Total = Part / (Percentage in decimal form). For example, if 30 is 60% of a total, the total is 30 / 0.60 = 50.

Tags

CCSS.6.RP.A.3C

Front

How do you find the percentage increase or decrease?

Back

Percentage increase = ((New Value - Original Value) / Original Value) * 100. Percentage decrease = ((Original Value - New Value) / Original Value) * 100.

Tags

CCSS.6.RP.A.3C

Front

What is a word problem in mathematics?

Back

A word problem is a mathematical problem that is presented in the form of a narrative or real-life scenario, requiring interpretation and problem-solving.

Tags

CCSS.HSA.CED.A.1

Front

How do you convert a fraction to a percentage?

Back

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

Front

What does it mean to find 'how many' in a word problem?

Back

Finding 'how many' typically involves determining a specific quantity based on given information, often requiring calculations involving percentages.

Tags

CCSS.4.NBT.B.6

Front

What is the significance of the term 'of' in percentage problems?

Back

In percentage problems, 'of' indicates multiplication. For example, '20% of 50' means 0.20 * 50.

Tags

CCSS.6.RP.A.3C

Front

How do you determine what percent one number is of another?

Back

To determine what percent one number (Part) is of another (Whole), use the formula: (Part / Whole) * 100.

Front

What is a sales tax?

Back

Sales tax is a percentage of the purchase price that is added to the total cost of goods or services, collected by the seller.

Tags

CCSS.6.RP.A.3C