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 ₹19475 is invested at 20% per year compound interest for 2 years (in ₹).
- 2.Find the amount when ₹15000 is invested at 10% per year compound interest for 3 years (in ₹).
- 3.Find the amount when ₹15625 is invested at 4% per year compound interest for 3 years (in ₹).
- 4.Find the amount when ₹28288 is invested at 25% per year compound interest for 3 years (in ₹).
- 5.What is the difference between the compound interest and the simple interest on ₹40000 at 8% per year for 2 years (in ₹)?
- 6.Find the compound interest on ₹22800 at 5% per year for 2 years, added every year (in ₹).
- 7.Find the compound interest on ₹4950 at 20% per year for 2 years, added every year (in ₹).
- 8.Find the amount when ₹15000 is invested at 12% per year compound interest for 2 years (in ₹).
- 9.What is the difference between the compound interest and the simple interest on ₹25800 at 20% per year for 2 years (in ₹)?
- 10.What is the difference between the compound interest and the simple interest on ₹300 at 20% per year for 2 years (in ₹)?
- 11.What is the difference between the compound interest and the simple interest on ₹5000 at 4% per year for 2 years (in ₹)?
- 12.Find the amount when ₹42500 is invested at 4% per year compound interest for 2 years (in ₹).
- 13.What is the difference between the compound interest and the simple interest on ₹22300 at 20% per year for 2 years (in ₹)?
- 14.Find the compound interest on ₹8400 at 15% per year for 2 years, added every year (in ₹).
- 15.Find the amount when ₹37600 is invested at 5% per year compound interest for 2 years (in ₹).
- 16.Find the amount when ₹44375 is invested at 20% per year compound interest for 3 years (in ₹).
- 17.Find the amount when ₹7250 is invested at 20% per year compound interest for 3 years (in ₹).
- 18.Find the amount when ₹19500 is invested at 20% per year compound interest for 2 years (in ₹).
- 19.Find the compound interest on ₹27500 at 20% per year for 2 years, added every year (in ₹).
- 20.What is the difference between the compound interest and the simple interest on ₹45800 at 10% per year for 2 years (in ₹)?
- 21.Find the amount when ₹40336 is invested at 25% per year compound interest for 2 years (in ₹).
- 22.Find the amount when ₹33750 is invested at 4% per year compound interest for 2 years (in ₹).
- 23.Find the compound interest on ₹48000 at 5% per year for 3 years, added every year (in ₹).
- 24.What is the difference between the compound interest and the simple interest on ₹12500 at 12% per year for 2 years (in ₹)?
- 25.Find the compound interest on ₹46875 at 12% per year for 3 years, added every year (in ₹).
- 26.Find the amount when ₹12725 is invested at 20% per year compound interest for 2 years (in ₹).
- 27.Find the amount when ₹43200 is invested at 15% per year compound interest for 2 years (in ₹).
- 28.Find the compound interest on ₹14375 at 8% per year for 2 years, added every year (in ₹).
- 29.Find the amount when ₹15625 is invested at 12% per year compound interest for 3 years (in ₹).
- 30.Find the amount when ₹32000 is invested at 15% per year compound interest for 3 years (in ₹).
- 31.Find the compound interest on ₹8448 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 ₹14100 at 20% per year for 2 years (in ₹)?
- 33.Find the amount when ₹1675 is invested at 20% per year compound interest for 2 years (in ₹).
- 34.Find the amount when ₹17152 is invested at 25% per year compound interest for 3 years (in ₹).
- 35.Find the amount when ₹16000 is invested at 15% per year compound interest for 3 years (in ₹).
- 36.Find the amount when ₹24000 is invested at 5% per year compound interest for 3 years (in ₹).
- 37.Find the amount when ₹36975 is invested at 20% per year compound interest for 2 years (in ₹).
- 38.What is the difference between the compound interest and the simple interest on ₹44700 at 20% per year for 2 years (in ₹)?
- 39.Find the amount when ₹18112 is invested at 25% per year compound interest for 3 years (in ₹).
- 40.Find the compound interest on ₹1875 at 12% per year for 2 years, added every year (in ₹).
Answer key
- 28044
- 19965
- 17576
- 55250
- 256
- 2337
- 2178
- 18816
- 1032
- 12
- 8
- 45968
- 892
- 2709
- 41454
- 76680
- 12528
- 28080
- 12100
- 458
- 63025
- 36504
- 7566
- 180
- 18981
- 18324
- 57132
- 2392
- 21952
- 48668
- 4752
- 564
- 2412
- 33500
- 24334
- 27783
- 53244
- 1788
- 35375
- 477
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