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 ₹35200 is invested at 10% per year compound interest for 2 years (in ₹).
- 2.Find the amount when ₹33856 is invested at 25% per year compound interest for 3 years (in ₹).
- 3.Find the compound interest on ₹19750 at 20% per year for 3 years, added every year (in ₹).
- 4.Find the amount when ₹16000 is invested at 5% per year compound interest for 3 years (in ₹).
- 5.What is the difference between the compound interest and the simple interest on ₹48800 at 20% per year for 2 years (in ₹)?
- 6.Find the compound interest on ₹24000 at 5% per year for 3 years, added every year (in ₹).
- 7.Find the amount when ₹32000 is invested at 15% per year compound interest for 3 years (in ₹).
- 8.Find the amount when ₹43600 is invested at 15% per year compound interest for 2 years (in ₹).
- 9.Find the amount when ₹10500 is invested at 20% per year compound interest for 3 years (in ₹).
- 10.Find the amount when ₹14000 is invested at 15% per year compound interest for 2 years (in ₹).
- 11.Find the compound interest on ₹48750 at 4% per year for 2 years, added every year (in ₹).
- 12.Find the compound interest on ₹34000 at 10% per year for 3 years, added every year (in ₹).
- 13.What is the difference between the compound interest and the simple interest on ₹29600 at 15% per year for 2 years (in ₹)?
- 14.Find the amount when ₹41104 is invested at 25% per year compound interest for 2 years (in ₹).
- 15.Find the compound interest on ₹33984 at 25% per year for 2 years, added every year (in ₹).
- 16.Find the amount when ₹41000 is invested at 10% per year compound interest for 3 years (in ₹).
- 17.Find the compound interest on ₹25000 at 4% per year for 2 years, added every year (in ₹).
- 18.Find the compound interest on ₹20224 at 25% per year for 3 years, added every year (in ₹).
- 19.What is the difference between the compound interest and the simple interest on ₹10000 at 12% per year for 2 years (in ₹)?
- 20.Find the compound interest on ₹11875 at 12% per year for 2 years, added every year (in ₹).
- 21.What is the difference between the compound interest and the simple interest on ₹17600 at 15% per year for 2 years (in ₹)?
- 22.Find the amount when ₹11900 is invested at 10% per year compound interest for 2 years (in ₹).
- 23.Find the amount when ₹26250 is invested at 8% per year compound interest for 2 years (in ₹).
- 24.Find the compound interest on ₹8000 at 15% per year for 3 years, added every year (in ₹).
- 25.Find the compound interest on ₹16000 at 15% per year for 3 years, added every year (in ₹).
- 26.What is the difference between the compound interest and the simple interest on ₹42500 at 8% per year for 2 years (in ₹)?
- 27.Find the amount when ₹36800 is invested at 20% per year compound interest for 2 years (in ₹).
- 28.Find the amount when ₹48000 is invested at 15% per year compound interest for 3 years (in ₹).
- 29.Find the amount when ₹32500 is invested at 8% per year compound interest for 2 years (in ₹).
- 30.What is the difference between the compound interest and the simple interest on ₹9300 at 20% per year for 2 years (in ₹)?
- 31.Find the compound interest on ₹31250 at 12% per year for 3 years, added every year (in ₹).
- 32.Find the amount when ₹24000 is invested at 5% per year compound interest for 3 years (in ₹).
- 33.What is the difference between the compound interest and the simple interest on ₹47500 at 12% per year for 2 years (in ₹)?
- 34.Find the compound interest on ₹28800 at 15% per year for 2 years, added every year (in ₹).
- 35.Find the amount when ₹46875 is invested at 4% per year compound interest for 3 years (in ₹).
- 36.Find the compound interest on ₹10800 at 10% per year for 2 years, added every year (in ₹).
- 37.What is the difference between the compound interest and the simple interest on ₹15000 at 12% per year for 2 years (in ₹)?
- 38.Find the compound interest on ₹9500 at 20% per year for 3 years, added every year (in ₹).
- 39.What is the difference between the compound interest and the simple interest on ₹3300 at 10% per year for 2 years (in ₹)?
- 40.Find the amount when ₹9000 is invested at 10% per year compound interest for 3 years (in ₹).
Answer key
- 42592
- 66125
- 14378
- 18522
- 1952
- 3783
- 48668
- 57661
- 18144
- 18515
- 3978
- 11254
- 666
- 64225
- 19116
- 54571
- 2040
- 19276
- 144
- 3021
- 396
- 14399
- 30618
- 4167
- 8334
- 272
- 52992
- 73002
- 37908
- 372
- 12654
- 27783
- 684
- 9288
- 52728
- 2268
- 216
- 6916
- 33
- 11979
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