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 ₹9000 is invested at 10% per year compound interest for 3 years (in ₹).
- 2.Find the amount when ₹44224 is invested at 25% per year compound interest for 3 years (in ₹).
- 3.Find the compound interest on ₹8000 at 10% per year for 3 years, added every year (in ₹).
- 4.Find the compound interest on ₹21504 at 25% per year for 3 years, added every year (in ₹).
- 5.Find the compound interest on ₹6250 at 8% per year for 2 years, added every year (in ₹).
- 6.What is the difference between the compound interest and the simple interest on ₹5600 at 10% per year for 2 years (in ₹)?
- 7.Find the compound interest on ₹38750 at 4% per year for 2 years, added every year (in ₹).
- 8.What is the difference between the compound interest and the simple interest on ₹2500 at 4% per year for 2 years (in ₹)?
- 9.Find the compound interest on ₹2100 at 10% per year for 2 years, added every year (in ₹).
- 10.What is the difference between the compound interest and the simple interest on ₹30500 at 10% per year for 2 years (in ₹)?
- 11.Find the compound interest on ₹15625 at 8% per year for 3 years, added every year (in ₹).
- 12.Find the amount when ₹15625 is invested at 4% per year compound interest for 3 years (in ₹).
- 13.Find the compound interest on ₹25375 at 20% per year for 3 years, added every year (in ₹).
- 14.Find the compound interest on ₹22600 at 10% per year for 2 years, added every year (in ₹).
- 15.Find the amount when ₹26850 is invested at 20% per year compound interest for 2 years (in ₹).
- 16.Find the amount when ₹32000 is invested at 5% per year compound interest for 3 years (in ₹).
- 17.Find the amount when ₹22800 is invested at 15% per year compound interest for 2 years (in ₹).
- 18.What is the difference between the compound interest and the simple interest on ₹13600 at 5% per year for 2 years (in ₹)?
- 19.Find the amount when ₹24000 is invested at 5% per year compound interest for 2 years (in ₹).
- 20.Find the amount when ₹8400 is invested at 15% per year compound interest for 2 years (in ₹).
- 21.Find the compound interest on ₹31250 at 4% per year for 3 years, added every year (in ₹).
- 22.Find the compound interest on ₹45200 at 5% per year for 2 years, added every year (in ₹).
- 23.What is the difference between the compound interest and the simple interest on ₹41200 at 20% per year for 2 years (in ₹)?
- 24.Find the amount when ₹26560 is invested at 25% per year compound interest for 2 years (in ₹).
- 25.Find the amount when ₹27200 is invested at 15% per year compound interest for 2 years (in ₹).
- 26.Find the compound interest on ₹31250 at 8% per year for 3 years, added every year (in ₹).
- 27.Find the amount when ₹25000 is invested at 12% per year compound interest for 2 years (in ₹).
- 28.Find the amount when ₹4000 is invested at 10% per year compound interest for 3 years (in ₹).
- 29.Find the amount when ₹46250 is invested at 12% per year compound interest for 2 years (in ₹).
- 30.Find the amount when ₹11500 is invested at 10% per year compound interest for 2 years (in ₹).
- 31.Find the amount when ₹15744 is invested at 25% per year compound interest for 3 years (in ₹).
- 32.What is the difference between the compound interest and the simple interest on ₹30000 at 4% per year for 2 years (in ₹)?
- 33.What is the difference between the compound interest and the simple interest on ₹44800 at 15% per year for 2 years (in ₹)?
- 34.Find the compound interest on ₹29600 at 5% per year for 2 years, added every year (in ₹).
- 35.Find the compound interest on ₹1075 at 20% per year for 2 years, added every year (in ₹).
- 36.Find the compound interest on ₹45600 at 15% per year for 2 years, added every year (in ₹).
- 37.What is the difference between the compound interest and the simple interest on ₹35000 at 12% per year for 2 years (in ₹)?
- 38.Find the compound interest on ₹15625 at 12% per year for 3 years, added every year (in ₹).
- 39.Find the amount when ₹33600 is invested at 10% per year compound interest for 2 years (in ₹).
- 40.Find the compound interest on ₹7550 at 20% per year for 2 years, added every year (in ₹).
Answer key
- 11979
- 86375
- 2648
- 20496
- 1040
- 56
- 3162
- 4
- 441
- 305
- 4058
- 17576
- 18473
- 4746
- 38664
- 37044
- 30153
- 34
- 26460
- 11109
- 3902
- 4633
- 1648
- 41500
- 35972
- 8116
- 31360
- 5324
- 58016
- 13915
- 30750
- 48
- 1008
- 3034
- 473
- 14706
- 504
- 6327
- 40656
- 3322
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