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 ₹44000 is invested at 10% per year compound interest for 3 years (in ₹).
- 2.Find the amount when ₹5125 is invested at 20% per year compound interest for 3 years (in ₹).
- 3.Find the amount when ₹49024 is invested at 25% per year compound interest for 2 years (in ₹).
- 4.Find the amount when ₹15925 is invested at 20% per year compound interest for 2 years (in ₹).
- 5.Find the amount when ₹21100 is invested at 10% per year compound interest for 2 years (in ₹).
- 6.Find the amount when ₹8000 is invested at 15% per year compound interest for 3 years (in ₹).
- 7.What is the difference between the compound interest and the simple interest on ₹50000 at 4% per year for 2 years (in ₹)?
- 8.Find the compound interest on ₹19000 at 10% per year for 3 years, added every year (in ₹).
- 9.Find the amount when ₹35632 is invested at 25% per year compound interest for 2 years (in ₹).
- 10.Find the compound interest on ₹2000 at 10% per year for 3 years, added every year (in ₹).
- 11.What is the difference between the compound interest and the simple interest on ₹22500 at 12% per year for 2 years (in ₹)?
- 12.Find the compound interest on ₹46250 at 12% per year for 2 years, added every year (in ₹).
- 13.Find the amount when ₹29600 is invested at 5% per year compound interest for 2 years (in ₹).
- 14.Find the compound interest on ₹30625 at 12% per year for 2 years, added every year (in ₹).
- 15.Find the compound interest on ₹33200 at 5% per year for 2 years, added every year (in ₹).
- 16.What is the difference between the compound interest and the simple interest on ₹15000 at 4% per year for 2 years (in ₹)?
- 17.Find the amount when ₹49700 is invested at 10% per year compound interest for 2 years (in ₹).
- 18.Find the amount when ₹8800 is invested at 10% per year compound interest for 2 years (in ₹).
- 19.Find the amount when ₹4480 is invested at 25% per year compound interest for 2 years (in ₹).
- 20.Find the amount when ₹40000 is invested at 15% per year compound interest for 3 years (in ₹).
- 21.Find the compound interest on ₹14000 at 10% per year for 3 years, added every year (in ₹).
- 22.Find the amount when ₹36704 is invested at 25% per year compound interest for 2 years (in ₹).
- 23.Find the amount when ₹45800 is invested at 20% per year compound interest for 2 years (in ₹).
- 24.Find the amount when ₹21408 is invested at 25% per year compound interest for 2 years (in ₹).
- 25.Find the compound interest on ₹10640 at 25% per year for 2 years, added every year (in ₹).
- 26.Find the compound interest on ₹40000 at 15% per year for 3 years, added every year (in ₹).
- 27.Find the compound interest on ₹15625 at 4% per year for 3 years, added every year (in ₹).
- 28.Find the amount when ₹18800 is invested at 10% per year compound interest for 2 years (in ₹).
- 29.What is the difference between the compound interest and the simple interest on ₹47500 at 8% per year for 2 years (in ₹)?
- 30.Find the amount when ₹21000 is invested at 10% per year compound interest for 3 years (in ₹).
- 31.Find the compound interest on ₹25000 at 12% per year for 2 years, added every year (in ₹).
- 32.Find the compound interest on ₹46000 at 10% per year for 3 years, added every year (in ₹).
- 33.Find the compound interest on ₹8000 at 5% per year for 3 years, added every year (in ₹).
- 34.What is the difference between the compound interest and the simple interest on ₹25000 at 8% per year for 2 years (in ₹)?
- 35.What is the difference between the compound interest and the simple interest on ₹22800 at 5% per year for 2 years (in ₹)?
- 36.Find the compound interest on ₹4544 at 25% per year for 3 years, added every year (in ₹).
- 37.What is the difference between the compound interest and the simple interest on ₹29600 at 20% per year for 2 years (in ₹)?
- 38.Find the amount when ₹21950 is invested at 20% per year compound interest for 2 years (in ₹).
- 39.Find the compound interest on ₹24000 at 10% per year for 3 years, added every year (in ₹).
- 40.Find the compound interest on ₹46875 at 8% per year for 3 years, added every year (in ₹).
Answer key
- 58564
- 8856
- 76600
- 22932
- 25531
- 12167
- 80
- 6289
- 55675
- 662
- 324
- 11766
- 32634
- 7791
- 3403
- 24
- 60137
- 10648
- 7000
- 60835
- 4634
- 57350
- 65952
- 33450
- 5985
- 20835
- 1951
- 22748
- 304
- 27951
- 6360
- 15226
- 1261
- 160
- 57
- 4331
- 1184
- 31608
- 7944
- 12174
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