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 ₹31250 is invested at 12% per year compound interest for 3 years (in ₹).
- 2.Find the amount when ₹28864 is invested at 25% per year compound interest for 3 years (in ₹).
- 3.Find the compound interest on ₹46875 at 8% per year for 3 years, added every year (in ₹).
- 4.What is the difference between the compound interest and the simple interest on ₹35000 at 8% per year for 2 years (in ₹)?
- 5.What is the difference between the compound interest and the simple interest on ₹5000 at 12% per year for 2 years (in ₹)?
- 6.Find the amount when ₹15625 is invested at 12% per year compound interest for 3 years (in ₹).
- 7.What is the difference between the compound interest and the simple interest on ₹50000 at 8% per year for 2 years (in ₹)?
- 8.What is the difference between the compound interest and the simple interest on ₹30000 at 8% per year for 2 years (in ₹)?
- 9.Find the amount when ₹28592 is invested at 25% per year compound interest for 2 years (in ₹).
- 10.What is the difference between the compound interest and the simple interest on ₹18800 at 25% per year for 2 years (in ₹)?
- 11.Find the amount when ₹25000 is invested at 4% per year compound interest for 2 years (in ₹).
- 12.What is the difference between the compound interest and the simple interest on ₹24400 at 15% per year for 2 years (in ₹)?
- 13.What is the difference between the compound interest and the simple interest on ₹22500 at 8% per year for 2 years (in ₹)?
- 14.Find the amount when ₹625 is invested at 8% per year compound interest for 2 years (in ₹).
- 15.Find the amount when ₹18125 is invested at 4% per year compound interest for 2 years (in ₹).
- 16.Find the compound interest on ₹4375 at 4% per year for 2 years, added every year (in ₹).
- 17.Find the compound interest on ₹5225 at 20% per year for 2 years, added every year (in ₹).
- 18.Find the compound interest on ₹40000 at 4% per year for 2 years, added every year (in ₹).
- 19.Find the compound interest on ₹42100 at 10% per year for 2 years, added every year (in ₹).
- 20.Find the amount when ₹6400 is invested at 15% per year compound interest for 2 years (in ₹).
- 21.Find the amount when ₹24000 is invested at 15% per year compound interest for 3 years (in ₹).
- 22.Find the amount when ₹16000 is invested at 20% per year compound interest for 2 years (in ₹).
- 23.Find the amount when ₹15000 is invested at 4% per year compound interest for 2 years (in ₹).
- 24.Find the compound interest on ₹15625 at 12% per year for 3 years, added every year (in ₹).
- 25.Find the compound interest on ₹48800 at 5% per year for 2 years, added every year (in ₹).
- 26.Find the compound interest on ₹16000 at 5% per year for 3 years, added every year (in ₹).
- 27.What is the difference between the compound interest and the simple interest on ₹4000 at 20% per year for 2 years (in ₹)?
- 28.Find the amount when ₹46000 is invested at 5% per year compound interest for 2 years (in ₹).
- 29.Find the amount when ₹16000 is invested at 5% per year compound interest for 2 years (in ₹).
- 30.Find the amount when ₹10800 is invested at 15% per year compound interest for 2 years (in ₹).
- 31.Find the compound interest on ₹1600 at 5% per year for 2 years, added every year (in ₹).
- 32.Find the compound interest on ₹44400 at 5% per year for 2 years, added every year (in ₹).
- 33.Find the amount when ₹45104 is invested at 25% per year compound interest for 2 years (in ₹).
- 34.What is the difference between the compound interest and the simple interest on ₹18800 at 20% per year for 2 years (in ₹)?
- 35.What is the difference between the compound interest and the simple interest on ₹25000 at 4% per year for 2 years (in ₹)?
- 36.Find the compound interest on ₹35000 at 8% per year for 2 years, added every year (in ₹).
- 37.What is the difference between the compound interest and the simple interest on ₹2800 at 15% per year for 2 years (in ₹)?
- 38.Find the amount when ₹37600 is invested at 5% per year compound interest for 2 years (in ₹).
- 39.Find the compound interest on ₹16800 at 15% per year for 2 years, added every year (in ₹).
- 40.Find the compound interest on ₹31250 at 4% per year for 3 years, added every year (in ₹).
Answer key
- 43904
- 56375
- 12174
- 224
- 72
- 21952
- 320
- 192
- 44675
- 1175
- 27040
- 549
- 144
- 729
- 19604
- 357
- 2299
- 3264
- 8841
- 8464
- 36501
- 23040
- 16224
- 6327
- 5002
- 2522
- 160
- 50715
- 17640
- 14283
- 164
- 4551
- 70475
- 752
- 40
- 5824
- 63
- 41454
- 5418
- 3902
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