Compound Interest Worksheet
The method (Year by year): Year 1: add R% of P. Year 2: add R% of the new amount. Carry on for each year. Amount = P × (100 + R)ⁿ ÷ 100ⁿ; compound interest = amount − P. For 2 years, CI − SI = P × R × R ÷ 10000.
NameDateTime takenScore ___ / 40
- 1.Find the amount when ₹31250 is invested at 8% per year compound interest for 3 years (in ₹).
- 2.Find the amount when ₹46875 is invested at 4% per year compound interest for 3 years (in ₹).
- 3.Find the amount when ₹43125 is invested at 12% per year compound interest for 2 years (in ₹).
- 4.Find the amount when ₹18875 is invested at 20% per year compound interest for 3 years (in ₹).
- 5.Find the amount when ₹13200 is invested at 15% per year compound interest for 2 years (in ₹).
- 6.Find the amount when ₹23750 is invested at 4% per year compound interest for 2 years (in ₹).
- 7.Find the amount when ₹16000 is invested at 5% per year compound interest for 3 years (in ₹).
- 8.Find the amount when ₹15625 is invested at 8% per year compound interest for 3 years (in ₹).
- 9.What is the difference between the compound interest and the simple interest on ₹36000 at 5% per year for 2 years (in ₹)?
- 10.What is the difference between the compound interest and the simple interest on ₹2500 at 8% per year for 2 years (in ₹)?
- 11.Find the compound interest on ₹9100 at 10% per year for 2 years, added every year (in ₹).
- 12.Find the amount when ₹28750 is invested at 8% per year compound interest for 2 years (in ₹).
- 13.Find the compound interest on ₹6800 at 15% per year for 2 years, added every year (in ₹).
- 14.What is the difference between the compound interest and the simple interest on ₹22500 at 4% per year for 2 years (in ₹)?
- 15.What is the difference between the compound interest and the simple interest on ₹33900 at 20% per year for 2 years (in ₹)?
- 16.Find the amount when ₹3000 is invested at 10% per year compound interest for 3 years (in ₹).
- 17.Find the compound interest on ₹1250 at 12% per year for 2 years, added every year (in ₹).
- 18.What is the difference between the compound interest and the simple interest on ₹42500 at 4% per year for 2 years (in ₹)?
- 19.Find the amount when ₹43000 is invested at 10% per year compound interest for 3 years (in ₹).
- 20.Find the amount when ₹42000 is invested at 20% per year compound interest for 3 years (in ₹).
- 21.Find the compound interest on ₹16000 at 15% per year for 3 years, added every year (in ₹).
- 22.Find the compound interest on ₹15625 at 12% per year for 3 years, added every year (in ₹).
- 23.Find the amount when ₹28125 is invested at 4% per year compound interest for 2 years (in ₹).
- 24.What is the difference between the compound interest and the simple interest on ₹5200 at 15% per year for 2 years (in ₹)?
- 25.Find the amount when ₹24000 is invested at 5% per year compound interest for 3 years (in ₹).
- 26.Find the compound interest on ₹40000 at 15% per year for 3 years, added every year (in ₹).
- 27.What is the difference between the compound interest and the simple interest on ₹39100 at 20% per year for 2 years (in ₹)?
- 28.Find the amount when ₹48000 is invested at 5% per year compound interest for 3 years (in ₹).
- 29.What is the difference between the compound interest and the simple interest on ₹14100 at 20% per year for 2 years (in ₹)?
- 30.Find the compound interest on ₹48000 at 5% per year for 3 years, added every year (in ₹).
- 31.Find the amount when ₹18250 is invested at 20% per year compound interest for 2 years (in ₹).
- 32.What is the difference between the compound interest and the simple interest on ₹25200 at 5% per year for 2 years (in ₹)?
- 33.Find the amount when ₹16250 is invested at 4% per year compound interest for 2 years (in ₹).
- 34.Find the compound interest on ₹24000 at 5% per year for 3 years, added every year (in ₹).
- 35.What is the difference between the compound interest and the simple interest on ₹14700 at 20% per year for 2 years (in ₹)?
- 36.Find the compound interest on ₹4750 at 20% per year for 3 years, added every year (in ₹).
- 37.Find the amount when ₹23125 is invested at 12% per year compound interest for 2 years (in ₹).
- 38.Find the compound interest on ₹29000 at 20% per year for 3 years, added every year (in ₹).
- 39.Find the compound interest on ₹20625 at 12% per year for 2 years, added every year (in ₹).
- 40.Find the amount when ₹11500 is invested at 20% per year compound interest for 2 years (in ₹).
Answer key
- 39366
- 52728
- 54096
- 32616
- 17457
- 25688
- 18522
- 19683
- 90
- 16
- 1911
- 33534
- 2193
- 36
- 1356
- 3993
- 318
- 68
- 57233
- 72576
- 8334
- 6327
- 30420
- 117
- 27783
- 20835
- 1564
- 55566
- 564
- 7566
- 26280
- 63
- 17576
- 3783
- 588
- 3458
- 29008
- 21112
- 5247
- 16560
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