Simple interest: find the total amount
Use interest = principal × rate × time, with the rate as a percent per year.
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$900 is invested at 5% simple interest per year for 1 year. How much money is there at the end?
Answer: $945.00
$800 is invested at 2% simple interest per year for 1 year. How much money is there at the end?
Answer: $816.00
$500 is invested at 2% simple interest per year for 1 year. How much money is there at the end?
Answer: $510.00
Tip: Use interest = principal × rate × time, with the rate as a percent per year.
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