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 ₹48000 is invested at 5% per year compound interest for 3 years (in ₹).
- 2.Find the amount when ₹5975 is invested at 20% per year compound interest for 2 years (in ₹).
- 3.Find the amount when ₹18600 is invested at 20% per year compound interest for 2 years (in ₹).
- 4.Find the compound interest on ₹15625 at 12% per year for 3 years, added every year (in ₹).
- 5.What is the difference between the compound interest and the simple interest on ₹32500 at 10% per year for 2 years (in ₹)?
- 6.Find the amount when ₹31250 is invested at 8% per year compound interest for 3 years (in ₹).
- 7.Find the compound interest on ₹37952 at 25% per year for 3 years, added every year (in ₹).
- 8.Find the amount when ₹16000 is invested at 5% per year compound interest for 3 years (in ₹).
- 9.Find the compound interest on ₹17050 at 20% per year for 2 years, added every year (in ₹).
- 10.Find the amount when ₹46875 is invested at 12% per year compound interest for 3 years (in ₹).
- 11.Find the amount when ₹30400 is invested at 25% per year compound interest for 3 years (in ₹).
- 12.Find the compound interest on ₹26000 at 25% per year for 2 years, added every year (in ₹).
- 13.What is the difference between the compound interest and the simple interest on ₹44000 at 5% per year for 2 years (in ₹)?
- 14.Find the amount when ₹24000 is invested at 10% per year compound interest for 3 years (in ₹).
- 15.What is the difference between the compound interest and the simple interest on ₹10000 at 15% per year for 2 years (in ₹)?
- 16.Find the compound interest on ₹46875 at 12% per year for 3 years, added every year (in ₹).
- 17.Find the compound interest on ₹29400 at 10% per year for 2 years, added every year (in ₹).
- 18.Find the compound interest on ₹43600 at 5% per year for 2 years, added every year (in ₹).
- 19.Find the compound interest on ₹31250 at 12% per year for 3 years, added every year (in ₹).
- 20.Find the amount when ₹28800 is invested at 5% per year compound interest for 2 years (in ₹).
- 21.Find the amount when ₹31250 is invested at 4% per year compound interest for 3 years (in ₹).
- 22.Find the compound interest on ₹20400 at 5% per year for 2 years, added every year (in ₹).
- 23.Find the amount when ₹32000 is invested at 15% per year compound interest for 3 years (in ₹).
- 24.Find the amount when ₹8700 is invested at 20% per year compound interest for 2 years (in ₹).
- 25.Find the compound interest on ₹8000 at 15% per year for 3 years, added every year (in ₹).
- 26.Find the amount when ₹5632 is invested at 25% per year compound interest for 2 years (in ₹).
- 27.Find the amount when ₹13000 is invested at 10% per year compound interest for 3 years (in ₹).
- 28.Find the amount when ₹24000 is invested at 5% per year compound interest for 3 years (in ₹).
- 29.Find the amount when ₹1875 is invested at 4% per year compound interest for 2 years (in ₹).
- 30.Find the compound interest on ₹27984 at 25% per year for 2 years, added every year (in ₹).
- 31.Find the amount when ₹7168 is invested at 25% per year compound interest for 3 years (in ₹).
- 32.Find the amount when ₹22400 is invested at 5% per year compound interest for 2 years (in ₹).
- 33.Find the compound interest on ₹8800 at 15% per year for 2 years, added every year (in ₹).
- 34.What is the difference between the compound interest and the simple interest on ₹6000 at 15% per year for 2 years (in ₹)?
- 35.Find the amount when ₹46875 is invested at 8% per year compound interest for 2 years (in ₹).
- 36.Find the compound interest on ₹23000 at 10% per year for 3 years, added every year (in ₹).
- 37.What is the difference between the compound interest and the simple interest on ₹2500 at 12% per year for 2 years (in ₹)?
- 38.Find the compound interest on ₹41875 at 8% per year for 2 years, added every year (in ₹).
- 39.Find the amount when ₹9375 is invested at 8% per year compound interest for 2 years (in ₹).
- 40.Find the compound interest on ₹26880 at 25% per year for 3 years, added every year (in ₹).
Answer key
- 55566
- 8604
- 26784
- 6327
- 325
- 39366
- 36173
- 18522
- 7502
- 65856
- 59375
- 14625
- 110
- 31944
- 225
- 18981
- 6174
- 4469
- 12654
- 31752
- 35152
- 2091
- 48668
- 12528
- 4167
- 8800
- 17303
- 27783
- 2028
- 15741
- 14000
- 24696
- 2838
- 135
- 54675
- 7613
- 36
- 6968
- 10935
- 25620
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