Simple and Compound Interest

The simple interest formula is I=Prt. The P represents the principle. The principle is ___________________.

• the amount of money borrowed or deposited

• the percent interest for his year

• the amount taxed

• the amount the bank owes you for being a customer at their bank

The simple interest formula is I=Prt. What does the t represent?

• Principle

• Interest

• Time

• Percent Rate

Jerry borrowed $4,000 for 5 years at 6% simple interest rate. How much interest is that?

• $800
• $1,000
• $1,200
• $1,500

Emilio borrows $1200 from a bank with 8% simple interest per year.  How much will he have to pay back total in 2 years?

• 150
• 192
• 1350
• 1392

The simple interest formula is I=Prt. What does the t represent?

• Principle

• Interest

• Time

• Percent Rate

The rate is given as a percent (%).  Before using it in the simple interest formula, you must first convert it to a______.

• fraction
• decimal
• ratio
• dollar amount

Write the percent as a decimal. 
4.3%

• 4.3
• .43
• .043
• 4300

What does the "I" in the interest formula stand for?

• Important
• Interest
• Internet
• Igloo

The compound interest formula is:

A = P(1 + r)^t

What does the A represent?

• The amount of interest earned.

• The amount of time that has passed.

• The total amount of money after a certain amount of time.

• The amount required to invest.

What does the rate have to be in?

• scientific notation

• negative integers

• positive integers

• decimal