Remember: Compound interest pays on the interest already added, so growth speeds up.
Questions
1
Which one is not compound interest?
📈new coins that grow bigger each year🏔️a snowball rolling downhill🔟ten coins a year on a hundred planted
2
🌲The Snowball Garden adds one new coin for every full ten. Does a garden of one hundred sixty coins add sixteen coins in a year?
YesNo
3
The Snowball Garden adds one new coin for every full ten. Which garden adds seventeen coins in a year?
🌴a garden of one hundred seventy-six coins🌲a garden of one hundred sixty coins🌿a garden of one hundred twenty-one coins
4
Which one is not compound interest?
🌰interest paid only on the planted coins🔁interest that earns interest🏔️a snowball rolling downhill
5
The Snowball Garden adds one new coin for every full ten. Which garden adds fourteen coins in a year?
🌳a garden of one hundred forty-six coins🌾a garden of two hundred twelve coins🌵a garden of one hundred ninety-three coins
6
The Snowball Garden adds one new coin for every full ten. Which garden adds twenty-one coins in a year?
🌳a garden of one hundred forty-six coins🌾a garden of two hundred twelve coins🌱a garden of one hundred ten coins
7
Which one is simple interest, not compound?
🪴leaving the new coins in the garden🟰the same new coins every year🔁interest that earns interest
8
🌰Is interest paid only on the planted coins compound interest?
YesNo
9
The Snowball Garden adds one new coin for every full ten. Which garden adds eleven coins in a year?
🌿a garden of one hundred twenty-one coins🌱a garden of one hundred ten coins🌷a garden of two hundred fifty-six coins
10
🌴The Snowball Garden adds one new coin for every full ten. Does a garden of one hundred seventy-six coins add sixteen coins in a year?
YesNo
11
Which one is simple interest, not compound?
📏the Flat Patch🏔️a snowball rolling downhill📈new coins that grow bigger each year
12
Which one is compound interest?
🌰interest paid only on the planted coins🪴leaving the new coins in the garden🧺picking the new coins out each year
Scan the code at the top to mark this sheet on screenTake a photo of your answers or type them. It is marked for you automatically, and your score is kept.
Answer key · Set C
Compound interest for you
1ten coins a year on a hundred planted
2Yes
3a garden of one hundred seventy-six coins
4interest paid only on the planted coins
5a garden of one hundred forty-six coins
6a garden of two hundred twelve coins
7the same new coins every year
8No
9a garden of one hundred ten coins
10No
11the Flat Patch
12leaving the new coins in the garden
Mark each answer, count the right ones and write the score on the sheet.