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.What is the difference between the compound interest and the simple interest on ₹36400 at 25% per year for 2 years (in ₹)?
- 2.Find the amount when ₹31375 is invested at 20% per year compound interest for 3 years (in ₹).
- 3.Find the amount when ₹38000 is invested at 10% per year compound interest for 3 years (in ₹).
- 4.Find the amount when ₹46875 is invested at 12% per year compound interest for 3 years (in ₹).
- 5.Find the compound interest on ₹31250 at 8% per year for 3 years, added every year (in ₹).
- 6.Find the amount when ₹31250 is invested at 8% per year compound interest for 3 years (in ₹).
- 7.Find the amount when ₹35824 is invested at 25% per year compound interest for 2 years (in ₹).
- 8.Find the compound interest on ₹8000 at 5% per year for 3 years, added every year (in ₹).
- 9.What is the difference between the compound interest and the simple interest on ₹10000 at 12% per year for 2 years (in ₹)?
- 10.What is the difference between the compound interest and the simple interest on ₹6800 at 20% per year for 2 years (in ₹)?
- 11.Find the amount when ₹35750 is invested at 20% per year compound interest for 3 years (in ₹).
- 12.Find the compound interest on ₹32000 at 15% per year for 3 years, added every year (in ₹).
- 13.Find the amount when ₹32000 is invested at 5% per year compound interest for 3 years (in ₹).
- 14.Find the compound interest on ₹6875 at 8% per year for 2 years, added every year (in ₹).
- 15.What is the difference between the compound interest and the simple interest on ₹30000 at 12% per year for 2 years (in ₹)?
- 16.Find the compound interest on ₹11600 at 5% per year for 2 years, added every year (in ₹).
- 17.Find the compound interest on ₹16000 at 5% per year for 3 years, added every year (in ₹).
- 18.Find the compound interest on ₹6875 at 4% per year for 2 years, added every year (in ₹).
- 19.Find the compound interest on ₹40640 at 25% per year for 3 years, added every year (in ₹).
- 20.Find the compound interest on ₹2400 at 5% per year for 2 years, added every year (in ₹).
- 21.What is the difference between the compound interest and the simple interest on ₹24400 at 5% per year for 2 years (in ₹)?
- 22.Find the amount when ₹24000 is invested at 15% per year compound interest for 3 years (in ₹).
- 23.What is the difference between the compound interest and the simple interest on ₹3000 at 20% per year for 2 years (in ₹)?
- 24.Find the compound interest on ₹32144 at 25% per year for 2 years, added every year (in ₹).
- 25.What is the difference between the compound interest and the simple interest on ₹42500 at 12% per year for 2 years (in ₹)?
- 26.Find the amount when ₹15625 is invested at 8% per year compound interest for 3 years (in ₹).
- 27.What is the difference between the compound interest and the simple interest on ₹37500 at 12% per year for 2 years (in ₹)?
- 28.What is the difference between the compound interest and the simple interest on ₹42000 at 5% per year for 2 years (in ₹)?
- 29.Find the amount when ₹47175 is invested at 20% per year compound interest for 2 years (in ₹).
- 30.Find the amount when ₹42900 is invested at 10% per year compound interest for 2 years (in ₹).
- 31.What is the difference between the compound interest and the simple interest on ₹50000 at 8% per year for 2 years (in ₹)?
- 32.Find the amount when ₹15625 is invested at 4% per year compound interest for 3 years (in ₹).
- 33.Find the compound interest on ₹32000 at 5% per year for 3 years, added every year (in ₹).
- 34.Find the amount when ₹11200 is invested at 5% per year compound interest for 2 years (in ₹).
- 35.Find the compound interest on ₹30400 at 5% per year for 2 years, added every year (in ₹).
- 36.What is the difference between the compound interest and the simple interest on ₹15600 at 15% per year for 2 years (in ₹)?
- 37.Find the amount when ₹10150 is invested at 20% per year compound interest for 2 years (in ₹).
- 38.Find the amount when ₹15700 is invested at 10% per year compound interest for 2 years (in ₹).
- 39.What is the difference between the compound interest and the simple interest on ₹6000 at 15% per year for 2 years (in ₹)?
- 40.Find the compound interest on ₹46875 at 8% per year for 2 years, added every year (in ₹).
Answer key
- 2275
- 54216
- 50578
- 65856
- 8116
- 39366
- 55975
- 1261
- 144
- 272
- 61776
- 16668
- 37044
- 1144
- 432
- 1189
- 2522
- 561
- 38735
- 246
- 61
- 36501
- 120
- 18081
- 612
- 19683
- 540
- 105
- 67932
- 51909
- 320
- 17576
- 5044
- 12348
- 3116
- 351
- 14616
- 18997
- 135
- 7800
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