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 ₹13000 is invested at 20% per year compound interest for 2 years (in ₹).
- 2.Find the amount when ₹48000 is invested at 15% per year compound interest for 3 years (in ₹).
- 3.Find the amount when ₹13200 is invested at 5% per year compound interest for 2 years (in ₹).
- 4.Find the amount when ₹46875 is invested at 12% per year compound interest for 3 years (in ₹).
- 5.Find the amount when ₹40000 is invested at 15% per year compound interest for 2 years (in ₹).
- 6.What is the difference between the compound interest and the simple interest on ₹26800 at 25% per year for 2 years (in ₹)?
- 7.Find the amount when ₹22500 is invested at 4% per year compound interest for 2 years (in ₹).
- 8.Find the amount when ₹3000 is invested at 10% per year compound interest for 3 years (in ₹).
- 9.Find the amount when ₹6000 is invested at 10% per year compound interest for 2 years (in ₹).
- 10.What is the difference between the compound interest and the simple interest on ₹10200 at 10% per year for 2 years (in ₹)?
- 11.Find the compound interest on ₹21800 at 10% per year for 2 years, added every year (in ₹).
- 12.Find the amount when ₹32000 is invested at 15% per year compound interest for 2 years (in ₹).
- 13.Find the amount when ₹31875 is invested at 8% per year compound interest for 2 years (in ₹).
- 14.Find the compound interest on ₹17856 at 25% per year for 3 years, added every year (in ₹).
- 15.What is the difference between the compound interest and the simple interest on ₹44400 at 5% per year for 2 years (in ₹)?
- 16.Find the amount when ₹15625 is invested at 12% per year compound interest for 3 years (in ₹).
- 17.What is the difference between the compound interest and the simple interest on ₹40600 at 20% per year for 2 years (in ₹)?
- 18.What is the difference between the compound interest and the simple interest on ₹11400 at 10% per year for 2 years (in ₹)?
- 19.Find the compound interest on ₹14000 at 10% per year for 3 years, added every year (in ₹).
- 20.What is the difference between the compound interest and the simple interest on ₹32000 at 25% per year for 2 years (in ₹)?
- 21.Find the compound interest on ₹36000 at 15% per year for 2 years, added every year (in ₹).
- 22.What is the difference between the compound interest and the simple interest on ₹40000 at 5% per year for 2 years (in ₹)?
- 23.Find the amount when ₹1000 is invested at 10% per year compound interest for 3 years (in ₹).
- 24.Find the amount when ₹15625 is invested at 8% per year compound interest for 3 years (in ₹).
- 25.What is the difference between the compound interest and the simple interest on ₹7500 at 8% per year for 2 years (in ₹)?
- 26.Find the compound interest on ₹11200 at 25% per year for 2 years, added every year (in ₹).
- 27.Find the compound interest on ₹24000 at 15% per year for 3 years, added every year (in ₹).
- 28.Find the amount when ₹30016 is invested at 25% per year compound interest for 3 years (in ₹).
- 29.Find the compound interest on ₹46400 at 15% per year for 2 years, added every year (in ₹).
- 30.Find the amount when ₹43625 is invested at 20% per year compound interest for 3 years (in ₹).
- 31.What is the difference between the compound interest and the simple interest on ₹40000 at 25% per year for 2 years (in ₹)?
- 32.Find the compound interest on ₹13600 at 10% per year for 2 years, added every year (in ₹).
- 33.Find the compound interest on ₹46875 at 12% per year for 3 years, added every year (in ₹).
- 34.Find the amount when ₹31250 is invested at 4% per year compound interest for 3 years (in ₹).
- 35.Find the amount when ₹20625 is invested at 8% per year compound interest for 2 years (in ₹).
- 36.Find the amount when ₹39200 is invested at 5% per year compound interest for 2 years (in ₹).
- 37.Find the compound interest on ₹40000 at 15% per year for 3 years, added every year (in ₹).
- 38.What is the difference between the compound interest and the simple interest on ₹46400 at 25% per year for 2 years (in ₹)?
- 39.Find the amount when ₹31250 is invested at 8% per year compound interest for 3 years (in ₹).
- 40.Find the amount when ₹15625 is invested at 4% per year compound interest for 3 years (in ₹).
Answer key
- 18720
- 73002
- 14553
- 65856
- 52900
- 1675
- 24336
- 3993
- 7260
- 102
- 4578
- 42320
- 37179
- 17019
- 111
- 21952
- 1624
- 114
- 4634
- 2000
- 11610
- 100
- 1331
- 19683
- 48
- 6300
- 12501
- 58625
- 14964
- 75384
- 2500
- 2856
- 18981
- 35152
- 24057
- 43218
- 20835
- 2900
- 39366
- 17576
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