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 ₹15625 is invested at 8% per year compound interest for 3 years (in ₹).
- 2.Find the amount when ₹32000 is invested at 5% per year compound interest for 3 years (in ₹).
- 3.Find the amount when ₹43700 is invested at 10% per year compound interest for 2 years (in ₹).
- 4.Find the amount when ₹41800 is invested at 10% per year compound interest for 2 years (in ₹).
- 5.Find the amount when ₹5000 is invested at 12% per year compound interest for 2 years (in ₹).
- 6.Find the compound interest on ₹25625 at 12% per year for 2 years, added every year (in ₹).
- 7.What is the difference between the compound interest and the simple interest on ₹40000 at 8% per year for 2 years (in ₹)?
- 8.Find the amount when ₹13200 is invested at 15% per year compound interest for 2 years (in ₹).
- 9.What is the difference between the compound interest and the simple interest on ₹35200 at 5% per year for 2 years (in ₹)?
- 10.Find the compound interest on ₹21600 at 5% per year for 2 years, added every year (in ₹).
- 11.Find the amount when ₹40000 is invested at 12% per year compound interest for 2 years (in ₹).
- 12.Find the amount when ₹49000 is invested at 10% per year compound interest for 3 years (in ₹).
- 13.Find the amount when ₹14000 is invested at 15% per year compound interest for 2 years (in ₹).
- 14.Find the compound interest on ₹2100 at 10% per year for 2 years, added every year (in ₹).
- 15.Find the compound interest on ₹48000 at 5% per year for 3 years, added every year (in ₹).
- 16.Find the compound interest on ₹31250 at 4% per year for 3 years, added every year (in ₹).
- 17.What is the difference between the compound interest and the simple interest on ₹8400 at 15% per year for 2 years (in ₹)?
- 18.What is the difference between the compound interest and the simple interest on ₹26000 at 10% per year for 2 years (in ₹)?
- 19.What is the difference between the compound interest and the simple interest on ₹49100 at 10% per year for 2 years (in ₹)?
- 20.Find the amount when ₹25200 is invested at 5% per year compound interest for 2 years (in ₹).
- 21.Find the amount when ₹26875 is invested at 12% per year compound interest for 2 years (in ₹).
- 22.Find the compound interest on ₹47872 at 25% per year for 3 years, added every year (in ₹).
- 23.Find the compound interest on ₹17400 at 10% per year for 2 years, added every year (in ₹).
- 24.Find the compound interest on ₹9200 at 15% per year for 2 years, added every year (in ₹).
- 25.What is the difference between the compound interest and the simple interest on ₹45000 at 4% per year for 2 years (in ₹)?
- 26.Find the amount when ₹44000 is invested at 20% per year compound interest for 2 years (in ₹).
- 27.Find the compound interest on ₹8000 at 15% per year for 3 years, added every year (in ₹).
- 28.Find the compound interest on ₹32000 at 10% per year for 3 years, added every year (in ₹).
- 29.What is the difference between the compound interest and the simple interest on ₹23100 at 20% per year for 2 years (in ₹)?
- 30.Find the amount when ₹14375 is invested at 4% per year compound interest for 2 years (in ₹).
- 31.Find the compound interest on ₹45184 at 25% per year for 2 years, added every year (in ₹).
- 32.What is the difference between the compound interest and the simple interest on ₹13600 at 15% per year for 2 years (in ₹)?
- 33.Find the compound interest on ₹11700 at 10% per year for 2 years, added every year (in ₹).
- 34.Find the amount when ₹15600 is invested at 5% per year compound interest for 2 years (in ₹).
- 35.Find the compound interest on ₹40000 at 15% per year for 3 years, added every year (in ₹).
- 36.Find the amount when ₹15424 is invested at 25% per year compound interest for 3 years (in ₹).
- 37.Find the compound interest on ₹3375 at 20% per year for 3 years, added every year (in ₹).
- 38.What is the difference between the compound interest and the simple interest on ₹46300 at 10% per year for 2 years (in ₹)?
- 39.Find the amount when ₹14000 is invested at 10% per year compound interest for 3 years (in ₹).
- 40.Find the compound interest on ₹43125 at 8% per year for 2 years, added every year (in ₹).
Answer key
- 19683
- 37044
- 52877
- 50578
- 6272
- 6519
- 256
- 17457
- 88
- 2214
- 50176
- 65219
- 18515
- 441
- 7566
- 3902
- 189
- 260
- 491
- 27783
- 33712
- 45628
- 3654
- 2967
- 72
- 63360
- 4167
- 10592
- 924
- 15548
- 25416
- 306
- 2457
- 17199
- 20835
- 30125
- 2457
- 463
- 18634
- 7176
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