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 ₹22500 is invested at 8% per year compound interest for 2 years (in ₹).
- 2.Find the amount when ₹15625 is invested at 8% per year compound interest for 3 years (in ₹).
- 3.Find the amount when ₹25000 is invested at 12% per year compound interest for 2 years (in ₹).
- 4.What is the difference between the compound interest and the simple interest on ₹23600 at 20% per year for 2 years (in ₹)?
- 5.Find the amount when ₹40000 is invested at 15% per year compound interest for 3 years (in ₹).
- 6.Find the compound interest on ₹8000 at 15% per year for 3 years, added every year (in ₹).
- 7.Find the amount when ₹13744 is invested at 25% per year compound interest for 2 years (in ₹).
- 8.Find the compound interest on ₹46875 at 4% per year for 3 years, added every year (in ₹).
- 9.Find the amount when ₹14000 is invested at 10% per year compound interest for 3 years (in ₹).
- 10.Find the amount when ₹15625 is invested at 12% per year compound interest for 3 years (in ₹).
- 11.Find the amount when ₹31250 is invested at 8% per year compound interest for 3 years (in ₹).
- 12.Find the compound interest on ₹9760 at 25% per year for 2 years, added every year (in ₹).
- 13.Find the amount when ₹49500 is invested at 10% per year compound interest for 2 years (in ₹).
- 14.Find the compound interest on ₹14375 at 12% per year for 2 years, added every year (in ₹).
- 15.Find the amount when ₹18176 is invested at 25% per year compound interest for 3 years (in ₹).
- 16.Find the amount when ₹32000 is invested at 5% per year compound interest for 3 years (in ₹).
- 17.What is the difference between the compound interest and the simple interest on ₹2500 at 4% per year for 2 years (in ₹)?
- 18.What is the difference between the compound interest and the simple interest on ₹39200 at 15% per year for 2 years (in ₹)?
- 19.Find the amount when ₹37200 is invested at 5% per year compound interest for 2 years (in ₹).
- 20.Find the amount when ₹15500 is invested at 10% per year compound interest for 2 years (in ₹).
- 21.What is the difference between the compound interest and the simple interest on ₹29700 at 20% per year for 2 years (in ₹)?
- 22.Find the amount when ₹31250 is invested at 20% per year compound interest for 3 years (in ₹).
- 23.What is the difference between the compound interest and the simple interest on ₹47200 at 5% per year for 2 years (in ₹)?
- 24.Find the amount when ₹26176 is invested at 25% per year compound interest for 2 years (in ₹).
- 25.Find the compound interest on ₹8080 at 25% per year for 2 years, added every year (in ₹).
- 26.Find the compound interest on ₹31200 at 5% per year for 2 years, added every year (in ₹).
- 27.Find the compound interest on ₹46875 at 12% per year for 3 years, added every year (in ₹).
- 28.What is the difference between the compound interest and the simple interest on ₹10100 at 20% per year for 2 years (in ₹)?
- 29.What is the difference between the compound interest and the simple interest on ₹40000 at 8% per year for 2 years (in ₹)?
- 30.Find the compound interest on ₹40000 at 4% per year for 2 years, added every year (in ₹).
- 31.Find the compound interest on ₹31250 at 8% per year for 2 years, added every year (in ₹).
- 32.Find the amount when ₹42500 is invested at 8% per year compound interest for 2 years (in ₹).
- 33.Find the compound interest on ₹31250 at 4% per year for 3 years, added every year (in ₹).
- 34.Find the amount when ₹46875 is invested at 12% per year compound interest for 3 years (in ₹).
- 35.Find the amount when ₹8800 is invested at 15% per year compound interest for 2 years (in ₹).
- 36.Find the amount when ₹28125 is invested at 8% per year compound interest for 2 years (in ₹).
- 37.Find the compound interest on ₹6400 at 10% per year for 2 years, added every year (in ₹).
- 38.Find the compound interest on ₹40608 at 25% per year for 2 years, added every year (in ₹).
- 39.What is the difference between the compound interest and the simple interest on ₹38400 at 5% per year for 2 years (in ₹)?
- 40.Find the compound interest on ₹19375 at 4% per year for 2 years, added every year (in ₹).
Answer key
- 26244
- 19683
- 31360
- 944
- 60835
- 4167
- 21475
- 5853
- 18634
- 21952
- 39366
- 5490
- 59895
- 3657
- 35500
- 37044
- 4
- 882
- 41013
- 18755
- 1188
- 54000
- 118
- 40900
- 4545
- 3198
- 18981
- 404
- 256
- 3264
- 5200
- 49572
- 3902
- 65856
- 11638
- 32805
- 1344
- 22842
- 96
- 1581
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