Percent Word Problems and Percent of change

Front

What is percent increase?

Back

Percent increase is a measure of how much a quantity has grown relative to its original amount, expressed as a percentage. It is calculated using the formula: ((New Value - Original Value) / Original Value) x 100.

Front

How do you calculate the percent increase from 70 to 88?

Back

Percent Increase = ((88 - 70) / 70) x 100 = 25.7%.

Front

What is the formula for calculating commission?

Back

Commission = Total Sales x Commission Rate.

Front

If Derek sold $9,732 worth of appliances at a 6.5% commission, how much is his commission?

Back

Commission = $9,732 x 0.065 = $632.58.

Front

What does it mean to spend a percentage of earnings?

Back

Spending a percentage of earnings means taking a portion of your total income and using it for expenses. For example, spending 30% of $20 means spending $6.

Front

How do you calculate simple interest?

Back

Simple Interest = Principal x Rate x Time.

Front

If Jerry borrowed $4,000 at a 6% interest rate for 5 months, how much interest will he owe?

Back

Interest = $4,000 x 0.06 x (5/12) = $100.

Front

What is the percent increase when the number of people increases from 32 to 45?

Back

Percent Increase = ((45 - 32) / 32) x 100 = 40.625%, rounded to 41%.

Front

What is the meaning of 'percent of change'?

Back

Percent of change refers to the amount of change in a quantity relative to its original value, expressed as a percentage.

Front

How do you find the percent of change from 50 to 75?

Back

Percent of Change = ((75 - 50) / 50) x 100 = 50%.