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 ₹48750 is invested at 8% per year compound interest for 2 years (in ₹).
- 2.Find the amount when ₹35125 is invested at 20% per year compound interest for 3 years (in ₹).
- 3.Find the amount when ₹20625 is invested at 12% per year compound interest for 2 years (in ₹).
- 4.What is the difference between the compound interest and the simple interest on ₹12600 at 20% per year for 2 years (in ₹)?
- 5.Find the compound interest on ₹1000 at 10% per year for 3 years, added every year (in ₹).
- 6.Find the compound interest on ₹43125 at 12% per year for 2 years, added every year (in ₹).
- 7.Find the compound interest on ₹39575 at 20% per year for 2 years, added every year (in ₹).
- 8.Find the amount when ₹37600 is invested at 15% per year compound interest for 2 years (in ₹).
- 9.Find the amount when ₹18625 is invested at 20% per year compound interest for 3 years (in ₹).
- 10.Find the amount when ₹4375 is invested at 12% per year compound interest for 2 years (in ₹).
- 11.Find the compound interest on ₹46250 at 12% per year for 2 years, added every year (in ₹).
- 12.Find the compound interest on ₹31250 at 4% per year for 3 years, added every year (in ₹).
- 13.What is the difference between the compound interest and the simple interest on ₹5000 at 12% per year for 2 years (in ₹)?
- 14.Find the amount when ₹46875 is invested at 4% per year compound interest for 3 years (in ₹).
- 15.What is the difference between the compound interest and the simple interest on ₹37500 at 8% per year for 2 years (in ₹)?
- 16.What is the difference between the compound interest and the simple interest on ₹49200 at 5% per year for 2 years (in ₹)?
- 17.Find the amount when ₹28000 is invested at 10% per year compound interest for 3 years (in ₹).
- 18.Find the compound interest on ₹33728 at 25% per year for 3 years, added every year (in ₹).
- 19.Find the amount when ₹3008 is invested at 25% per year compound interest for 3 years (in ₹).
- 20.Find the compound interest on ₹37275 at 20% per year for 2 years, added every year (in ₹).
- 21.What is the difference between the compound interest and the simple interest on ₹3200 at 25% per year for 2 years (in ₹)?
- 22.Find the amount when ₹13125 is invested at 12% per year compound interest for 2 years (in ₹).
- 23.What is the difference between the compound interest and the simple interest on ₹3700 at 10% per year for 2 years (in ₹)?
- 24.What is the difference between the compound interest and the simple interest on ₹1200 at 15% per year for 2 years (in ₹)?
- 25.What is the difference between the compound interest and the simple interest on ₹32500 at 8% per year for 2 years (in ₹)?
- 26.Find the amount when ₹31250 is invested at 4% per year compound interest for 3 years (in ₹).
- 27.Find the amount when ₹20625 is invested at 4% per year compound interest for 2 years (in ₹).
- 28.Find the compound interest on ₹6525 at 20% per year for 2 years, added every year (in ₹).
- 29.Find the compound interest on ₹14000 at 10% per year for 3 years, added every year (in ₹).
- 30.What is the difference between the compound interest and the simple interest on ₹26700 at 10% per year for 2 years (in ₹)?
- 31.Find the compound interest on ₹46240 at 25% per year for 2 years, added every year (in ₹).
- 32.Find the amount when ₹11250 is invested at 8% per year compound interest for 2 years (in ₹).
- 33.Find the amount when ₹21250 is invested at 8% per year compound interest for 2 years (in ₹).
- 34.Find the compound interest on ₹46875 at 8% per year for 3 years, added every year (in ₹).
- 35.Find the compound interest on ₹9625 at 20% per year for 2 years, added every year (in ₹).
- 36.Find the compound interest on ₹44125 at 20% per year for 3 years, added every year (in ₹).
- 37.Find the compound interest on ₹48000 at 5% per year for 3 years, added every year (in ₹).
- 38.Find the amount when ₹46875 is invested at 12% per year compound interest for 3 years (in ₹).
- 39.Find the compound interest on ₹15000 at 10% per year for 3 years, added every year (in ₹).
- 40.Find the amount when ₹1600 is invested at 15% per year compound interest for 2 years (in ₹).
Answer key
- 56862
- 60696
- 25872
- 504
- 331
- 10971
- 17413
- 49726
- 32184
- 5488
- 11766
- 3902
- 72
- 52728
- 240
- 123
- 37268
- 32147
- 5875
- 16401
- 200
- 16464
- 37
- 27
- 208
- 35152
- 22308
- 2871
- 4634
- 267
- 26010
- 13122
- 24786
- 12174
- 4235
- 32123
- 7566
- 65856
- 4965
- 2116
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