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.What is the difference between the compound interest and the simple interest on ₹4700 at 20% per year for 2 years (in ₹)?
- 2.What is the difference between the compound interest and the simple interest on ₹32500 at 4% per year for 2 years (in ₹)?
- 3.Find the compound interest on ₹27700 at 10% per year for 2 years, added every year (in ₹).
- 4.Find the compound interest on ₹33500 at 20% per year for 2 years, added every year (in ₹).
- 5.Find the amount when ₹15625 is invested at 8% per year compound interest for 3 years (in ₹).
- 6.Find the compound interest on ₹31104 at 25% per year for 3 years, added every year (in ₹).
- 7.Find the compound interest on ₹42800 at 5% per year for 2 years, added every year (in ₹).
- 8.What is the difference between the compound interest and the simple interest on ₹27100 at 10% per year for 2 years (in ₹)?
- 9.Find the compound interest on ₹7100 at 10% per year for 2 years, added every year (in ₹).
- 10.What is the difference between the compound interest and the simple interest on ₹22100 at 20% per year for 2 years (in ₹)?
- 11.Find the amount when ₹31250 is invested at 4% per year compound interest for 3 years (in ₹).
- 12.Find the amount when ₹6875 is invested at 12% per year compound interest for 2 years (in ₹).
- 13.Find the compound interest on ₹12288 at 25% per year for 3 years, added every year (in ₹).
- 14.Find the amount when ₹31250 is invested at 12% per year compound interest for 3 years (in ₹).
- 15.Find the amount when ₹16000 is invested at 5% per year compound interest for 3 years (in ₹).
- 16.What is the difference between the compound interest and the simple interest on ₹42800 at 5% per year for 2 years (in ₹)?
- 17.Find the compound interest on ₹14400 at 5% per year for 2 years, added every year (in ₹).
- 18.Find the amount when ₹26125 is invested at 20% per year compound interest for 3 years (in ₹).
- 19.Find the compound interest on ₹40250 at 20% per year for 3 years, added every year (in ₹).
- 20.Find the amount when ₹48125 is invested at 8% per year compound interest for 2 years (in ₹).
- 21.What is the difference between the compound interest and the simple interest on ₹7500 at 12% per year for 2 years (in ₹)?
- 22.Find the amount when ₹22500 is invested at 4% per year compound interest for 2 years (in ₹).
- 23.Find the amount when ₹5200 is invested at 10% per year compound interest for 2 years (in ₹).
- 24.Find the amount when ₹25000 is invested at 10% per year compound interest for 3 years (in ₹).
- 25.Find the compound interest on ₹30000 at 12% per year for 2 years, added every year (in ₹).
- 26.What is the difference between the compound interest and the simple interest on ₹40000 at 4% per year for 2 years (in ₹)?
- 27.What is the difference between the compound interest and the simple interest on ₹44000 at 5% per year for 2 years (in ₹)?
- 28.Find the amount when ₹48750 is invested at 8% per year compound interest for 2 years (in ₹).
- 29.Find the amount when ₹9216 is invested at 25% per year compound interest for 3 years (in ₹).
- 30.What is the difference between the compound interest and the simple interest on ₹12800 at 5% per year for 2 years (in ₹)?
- 31.Find the amount when ₹375 is invested at 20% per year compound interest for 3 years (in ₹).
- 32.What is the difference between the compound interest and the simple interest on ₹20400 at 5% per year for 2 years (in ₹)?
- 33.What is the difference between the compound interest and the simple interest on ₹10000 at 8% per year for 2 years (in ₹)?
- 34.Find the amount when ₹46875 is invested at 8% per year compound interest for 3 years (in ₹).
- 35.Find the amount when ₹32000 is invested at 5% per year compound interest for 3 years (in ₹).
- 36.What is the difference between the compound interest and the simple interest on ₹3200 at 15% per year for 2 years (in ₹)?
- 37.Find the amount when ₹32000 is invested at 15% per year compound interest for 3 years (in ₹).
- 38.Find the amount when ₹28800 is invested at 15% per year compound interest for 2 years (in ₹).
- 39.Find the amount when ₹16300 is invested at 10% per year compound interest for 2 years (in ₹).
- 40.Find the compound interest on ₹15600 at 5% per year for 2 years, added every year (in ₹).
Answer key
- 188
- 52
- 5817
- 14740
- 19683
- 29646
- 4387
- 271
- 1491
- 884
- 35152
- 8624
- 11712
- 43904
- 18522
- 107
- 1476
- 45144
- 29302
- 56133
- 108
- 24336
- 6292
- 33275
- 7632
- 64
- 110
- 56862
- 18000
- 32
- 648
- 51
- 64
- 59049
- 37044
- 72
- 48668
- 38088
- 19723
- 1599
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