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 compound interest on ₹36800 at 5% per year for 2 years, added every year (in ₹).
- 2.Find the amount when ₹24000 is invested at 10% per year compound interest for 3 years (in ₹).
- 3.Find the amount when ₹14250 is invested at 20% per year compound interest for 3 years (in ₹).
- 4.Find the amount when ₹14800 is invested at 10% per year compound interest for 2 years (in ₹).
- 5.Find the amount when ₹24000 is invested at 15% per year compound interest for 3 years (in ₹).
- 6.Find the amount when ₹34016 is invested at 25% per year compound interest for 2 years (in ₹).
- 7.Find the compound interest on ₹2500 at 12% per year for 2 years, added every year (in ₹).
- 8.Find the compound interest on ₹15625 at 8% per year for 3 years, added every year (in ₹).
- 9.Find the compound interest on ₹16000 at 15% per year for 3 years, added every year (in ₹).
- 10.What is the difference between the compound interest and the simple interest on ₹28800 at 25% per year for 2 years (in ₹)?
- 11.Find the compound interest on ₹36875 at 8% per year for 2 years, added every year (in ₹).
- 12.Find the compound interest on ₹24000 at 5% per year for 3 years, added every year (in ₹).
- 13.Find the amount when ₹8275 is invested at 20% per year compound interest for 2 years (in ₹).
- 14.Find the amount when ₹26625 is invested at 20% per year compound interest for 3 years (in ₹).
- 15.Find the amount when ₹15000 is invested at 10% per year compound interest for 3 years (in ₹).
- 16.Find the amount when ₹5600 is invested at 5% per year compound interest for 2 years (in ₹).
- 17.Find the amount when ₹31250 is invested at 4% per year compound interest for 3 years (in ₹).
- 18.Find the amount when ₹4500 is invested at 20% per year compound interest for 2 years (in ₹).
- 19.Find the amount when ₹27200 is invested at 15% per year compound interest for 2 years (in ₹).
- 20.Find the compound interest on ₹9100 at 10% per year for 2 years, added every year (in ₹).
- 21.Find the compound interest on ₹27500 at 20% per year for 3 years, added every year (in ₹).
- 22.Find the amount when ₹26880 is invested at 25% per year compound interest for 3 years (in ₹).
- 23.Find the compound interest on ₹26525 at 20% per year for 2 years, added every year (in ₹).
- 24.Find the amount when ₹7488 is invested at 25% per year compound interest for 2 years (in ₹).
- 25.Find the amount when ₹31200 is invested at 5% per year compound interest for 2 years (in ₹).
- 26.Find the compound interest on ₹8000 at 5% per year for 3 years, added every year (in ₹).
- 27.Find the compound interest on ₹34125 at 20% per year for 3 years, added every year (in ₹).
- 28.Find the compound interest on ₹37120 at 25% per year for 2 years, added every year (in ₹).
- 29.Find the amount when ₹46875 is invested at 8% per year compound interest for 3 years (in ₹).
- 30.What is the difference between the compound interest and the simple interest on ₹32500 at 8% per year for 2 years (in ₹)?
- 31.Find the compound interest on ₹12900 at 10% per year for 2 years, added every year (in ₹).
- 32.Find the compound interest on ₹15625 at 12% per year for 3 years, added every year (in ₹).
- 33.Find the amount when ₹36875 is invested at 4% per year compound interest for 2 years (in ₹).
- 34.Find the amount when ₹50000 is invested at 15% per year compound interest for 2 years (in ₹).
- 35.What is the difference between the compound interest and the simple interest on ₹22400 at 25% per year for 2 years (in ₹)?
- 36.What is the difference between the compound interest and the simple interest on ₹7500 at 4% per year for 2 years (in ₹)?
- 37.What is the difference between the compound interest and the simple interest on ₹15000 at 4% per year for 2 years (in ₹)?
- 38.Find the compound interest on ₹49375 at 4% per year for 2 years, added every year (in ₹).
- 39.Find the compound interest on ₹43776 at 25% per year for 3 years, added every year (in ₹).
- 40.Find the compound interest on ₹10000 at 5% per year for 2 years, added every year (in ₹).
Answer key
- 3772
- 31944
- 24624
- 17908
- 36501
- 53150
- 636
- 4058
- 8334
- 1800
- 6136
- 3783
- 11916
- 46008
- 19965
- 6174
- 35152
- 6480
- 35972
- 1911
- 20020
- 52500
- 11671
- 11700
- 34398
- 1261
- 24843
- 20880
- 59049
- 208
- 2709
- 6327
- 39884
- 66125
- 1400
- 12
- 24
- 4029
- 41724
- 1025
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