by BlastRoom
Practice using I = Prt to find interest, principal, rate, or time.
#us_grade_7_math

40 questions
One question set, multiple game modes. Tap any game to see it in action. Not sure which to pick?
Answer to place stones and capture territory.
Outrun the snow together.
Earn blasts, then hunt the other team.
Answer to earn energy, then climb.

The class blasts through walls together.
Bid on mystery lots. Most money wins.
Sell tours. Nice, standard, or a total scam.
Answer, restock, and serve the rush.
More correct answers pulls the rope your way.
Answer, then shoot down the alien wave.
Answer, then tap to leap the frozen ridge.
A savings account has $600 at 5% simple interest for 4 years. How much interest is earned?
A $450 loan charges 8% simple interest for 2 years. What interest will be charged?
An investment of $1,200 earns 3% simple interest for 5 years. How much interest is earned?
A certificate of deposit has $800 at 6% simple interest for 3 years. Find the interest earned.
A $2,000 car loan has a 7% annual simple interest rate for 2 years. What is the interest?
A bank account holds $350 at 4% simple interest for 6 years. How much interest does it earn?
A student borrows $900 at 9% simple interest for 1 year. What interest is owed?
A $1,500 savings bond earns 2% simple interest for 8 years. How much interest is earned?
A lender charges simple interest on $750 at 10% per year for 3 years. What interest is charged?
A $2,400 investment earns simple interest at 5% per year for 18 months, or 1.5 years. Find the interest.
At 12% simple interest for 2 years, how much interest is earned on a principal of $500?
A $320 loan is held for 5 years at 4.5% simple interest. What interest is due?
An account earned $96.00 in simple interest over 4 years at an annual rate of 6%. What was the principal?
A loan earned $150.00 simple interest in 5 years at 3% per year. Find the principal.
Simple interest of $210.00 was earned in 3 years at a 7% annual rate. What principal was invested?
An account earned $54.00 in simple interest for 2 years at 9% per year. What was the starting principal?
A bank paid $80.00 simple interest after 4 years at a rate of 5% per year. Find the principal.
An investment earned $270.00 simple interest in 6 years at 4.5% per year. What was the principal?
A lender collected $48.00 simple interest in 2 years at 4% per year. How much principal was borrowed?
Simple interest of $375.00 was earned in 5 years at 7.5% per year. What was the principal?
An account paid $63.00 simple interest in 3 years at 3.5% per year. Find the principal.
A savings plan earned $132.00 simple interest over 4 years at 11% per year. What was the principal?
A $500 principal earned $75.00 simple interest in 3 years. What was the annual interest rate?
An $800 loan charged $96.00 simple interest over 2 years. Find the annual interest rate.
An account with $1,200 principal earned $288.00 simple interest in 4 years. What annual rate was used?
A $250 investment earned $30.00 simple interest in 2 years. What was the annual interest rate?
A principal of $900 earned $162.00 simple interest over 3 years. What annual rate did it earn?
A $1,500 account earned $450.00 simple interest in 5 years. Find the annual interest rate.
A $400 loan earned $56.00 simple interest after 2 years. What was the annual interest rate?
A $750 investment earned $180.00 simple interest in 4 years. What annual rate was used?
A $2,000 principal earned $300.00 simple interest in 3 years. Find the annual interest rate.
A $600 account earns $144.00 simple interest at 8% per year. How many years was the money invested?
A $900 loan has $162.00 simple interest at 6% per year. For how many years was the loan held?
An investment of $1,000 earns $250.00 simple interest at 5% per year. How long was it invested?
A $400 principal earned $96.00 simple interest at 8% per year. Find the time invested.
A savings bond of $1,200 earned $432.00 simple interest at 9% per year. How many years did it earn interest?
A $500 loan collected $150.00 simple interest at 10% per year. How many years was the loan outstanding?
A $2,500 account earned $375.00 simple interest at 3% per year. What was the time?
A $700 investment earns $84.00 simple interest at 4% per year. How long was it invested?
A principal of $1,800 earns $540.00 simple interest at 6% per year. Find the number of years.
Crack the passcode before the zombies get in.
Answer, then swat bugs for bonus points.
Race through questions at your own speed.
Same question on every screen. Fastest wins.

Pick a tile, answer, hit bonuses and steals.
Multi-Step Percent Problems
20 questions