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 compound interest on ₹41000 at 10% per year for 3 years, added every year (in ₹).
- 2.Find the amount when ₹17425 is invested at 20% per year compound interest for 2 years (in ₹).
- 3.Find the amount when ₹24950 is invested at 20% per year compound interest for 2 years (in ₹).
- 4.Find the compound interest on ₹15625 at 4% per year for 3 years, added every year (in ₹).
- 5.Find the amount when ₹15000 is invested at 4% per year compound interest for 2 years (in ₹).
- 6.Find the amount when ₹31250 is invested at 4% per year compound interest for 2 years (in ₹).
- 7.What is the difference between the compound interest and the simple interest on ₹32500 at 8% per year for 2 years (in ₹)?
- 8.Find the amount when ₹31250 is invested at 12% per year compound interest for 3 years (in ₹).
- 9.What is the difference between the compound interest and the simple interest on ₹10000 at 4% per year for 2 years (in ₹)?
- 10.What is the difference between the compound interest and the simple interest on ₹35000 at 4% per year for 2 years (in ₹)?
- 11.What is the difference between the compound interest and the simple interest on ₹45000 at 12% per year for 2 years (in ₹)?
- 12.What is the difference between the compound interest and the simple interest on ₹30000 at 12% per year for 2 years (in ₹)?
- 13.Find the amount when ₹32000 is invested at 15% per year compound interest for 3 years (in ₹).
- 14.Find the amount when ₹19000 is invested at 10% per year compound interest for 2 years (in ₹).
- 15.Find the compound interest on ₹46875 at 12% per year for 3 years, added every year (in ₹).
- 16.Find the compound interest on ₹10304 at 25% per year for 3 years, added every year (in ₹).
- 17.What is the difference between the compound interest and the simple interest on ₹7500 at 4% per year for 2 years (in ₹)?
- 18.What is the difference between the compound interest and the simple interest on ₹10700 at 10% per year for 2 years (in ₹)?
- 19.Find the amount when ₹41250 is invested at 4% per year compound interest for 2 years (in ₹).
- 20.Find the amount when ₹15000 is invested at 10% per year compound interest for 2 years (in ₹).
- 21.Find the amount when ₹18000 is invested at 10% per year compound interest for 2 years (in ₹).
- 22.Find the amount when ₹28125 is invested at 12% per year compound interest for 2 years (in ₹).
- 23.Find the compound interest on ₹24000 at 15% per year for 3 years, added every year (in ₹).
- 24.Find the compound interest on ₹2944 at 25% per year for 2 years, added every year (in ₹).
- 25.Find the amount when ₹15625 is invested at 8% per year compound interest for 3 years (in ₹).
- 26.Find the compound interest on ₹15625 at 8% per year for 3 years, added every year (in ₹).
- 27.Find the amount when ₹45625 is invested at 4% per year compound interest for 2 years (in ₹).
- 28.Find the compound interest on ₹3648 at 25% per year for 3 years, added every year (in ₹).
- 29.Find the amount when ₹36250 is invested at 12% per year compound interest for 2 years (in ₹).
- 30.What is the difference between the compound interest and the simple interest on ₹50000 at 4% per year for 2 years (in ₹)?
- 31.Find the amount when ₹31250 is invested at 4% per year compound interest for 3 years (in ₹).
- 32.Find the compound interest on ₹48000 at 5% per year for 3 years, added every year (in ₹).
- 33.Find the amount when ₹1875 is invested at 4% per year compound interest for 2 years (in ₹).
- 34.What is the difference between the compound interest and the simple interest on ₹16800 at 10% per year for 2 years (in ₹)?
- 35.Find the amount when ₹16400 is invested at 10% per year compound interest for 2 years (in ₹).
- 36.What is the difference between the compound interest and the simple interest on ₹44000 at 25% per year for 2 years (in ₹)?
- 37.Find the amount when ₹800 is invested at 15% per year compound interest for 2 years (in ₹).
- 38.Find the amount when ₹9200 is invested at 15% per year compound interest for 2 years (in ₹).
- 39.Find the amount when ₹3600 is invested at 5% per year compound interest for 2 years (in ₹).
- 40.Find the compound interest on ₹7200 at 5% per year for 2 years, added every year (in ₹).
Answer key
- 13571
- 25092
- 35928
- 1951
- 16224
- 33800
- 208
- 43904
- 16
- 56
- 648
- 432
- 48668
- 22990
- 18981
- 9821
- 12
- 107
- 44616
- 18150
- 21780
- 35280
- 12501
- 1656
- 19683
- 4058
- 49348
- 3477
- 45472
- 80
- 35152
- 7566
- 2028
- 168
- 19844
- 2750
- 1058
- 12167
- 3969
- 738
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