Percents Word Problems

Front

What is a percent?

Back

A percent is a way of expressing a number as a fraction of 100. It is denoted by the symbol '%'. For example, 50% means 50 out of 100.

Front

How do you calculate the percent of a number?

Back

To calculate the percent of a number, divide the part by the whole and then multiply by 100. Formula: (Part/Whole) x 100.

Front

What is the formula for calculating simple interest?

Back

The formula for calculating simple interest is I = prt, where I is the interest, p is the principal amount, r is the rate of interest (in decimal), and t is the time in years.

Front

If a basketball player scores 19 points out of 98 total points, how do you find the percent of points scored?

Back

Use the formula: (19/98) x 100 = 19.4%.

Front

How do you find the cost of one item when given the total cost and quantity?

Back

Divide the total cost by the quantity. For example, if 72 diapers cost $19.44, then the cost of one diaper is $19.44 / 72 = $0.27.

Front

What is the meaning of 'fee' in a financial context?

Back

A fee is a charge or payment for a service. For example, a ticket agency may charge a fee for processing ticket sales.

Front

How do you calculate a percentage fee on a price?

Back

To calculate a percentage fee, multiply the price by the percentage (in decimal form). For example, for a $40 ticket with a 9.5% fee: $40 x 0.095 = $3.80.

Front

What does it mean to find the percent of a group?

Back

Finding the percent of a group means determining what portion of the group meets a certain criterion, expressed as a percentage of the total group.

Front

If 45 out of 75 students play woodwind instruments, how do you find the percent of woodwind players?

Back

Use the formula: (45/75) x 100 = 60%.

Front

What is the relationship between fractions and percents?

Back

Percents are a specific type of fraction where the denominator is always 100. For example, 25% is equivalent to 25/100.