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 ₹12800 at 10% per year for 2 years (in ₹)?
- 2.Find the amount when ₹32000 is invested at 15% per year compound interest for 3 years (in ₹).
- 3.What is the difference between the compound interest and the simple interest on ₹10800 at 15% per year for 2 years (in ₹)?
- 4.What is the difference between the compound interest and the simple interest on ₹45000 at 12% per year for 2 years (in ₹)?
- 5.What is the difference between the compound interest and the simple interest on ₹4900 at 20% per year for 2 years (in ₹)?
- 6.Find the compound interest on ₹9375 at 8% per year for 2 years, added every year (in ₹).
- 7.Find the amount when ₹11925 is invested at 20% per year compound interest for 2 years (in ₹).
- 8.Find the amount when ₹21696 is invested at 25% per year compound interest for 3 years (in ₹).
- 9.What is the difference between the compound interest and the simple interest on ₹2500 at 4% per year for 2 years (in ₹)?
- 10.What is the difference between the compound interest and the simple interest on ₹35000 at 8% per year for 2 years (in ₹)?
- 11.What is the difference between the compound interest and the simple interest on ₹15000 at 12% per year for 2 years (in ₹)?
- 12.Find the compound interest on ₹49000 at 10% per year for 3 years, added every year (in ₹).
- 13.Find the amount when ₹46875 is invested at 4% per year compound interest for 3 years (in ₹).
- 14.What is the difference between the compound interest and the simple interest on ₹25000 at 12% per year for 2 years (in ₹)?
- 15.Find the compound interest on ₹38464 at 25% per year for 3 years, added every year (in ₹).
- 16.What is the difference between the compound interest and the simple interest on ₹26400 at 25% per year for 2 years (in ₹)?
- 17.Find the amount when ₹9375 is invested at 12% per year compound interest for 2 years (in ₹).
- 18.What is the difference between the compound interest and the simple interest on ₹16300 at 10% per year for 2 years (in ₹)?
- 19.Find the amount when ₹40000 is invested at 15% per year compound interest for 3 years (in ₹).
- 20.What is the difference between the compound interest and the simple interest on ₹27200 at 10% per year for 2 years (in ₹)?
- 21.Find the amount when ₹46400 is invested at 5% per year compound interest for 2 years (in ₹).
- 22.Find the amount when ₹48000 is invested at 5% per year compound interest for 3 years (in ₹).
- 23.Find the amount when ₹38125 is invested at 8% per year compound interest for 2 years (in ₹).
- 24.What is the difference between the compound interest and the simple interest on ₹17500 at 8% per year for 2 years (in ₹)?
- 25.Find the amount when ₹17000 is invested at 10% per year compound interest for 3 years (in ₹).
- 26.Find the compound interest on ₹41250 at 4% per year for 2 years, added every year (in ₹).
- 27.Find the compound interest on ₹48576 at 25% per year for 3 years, added every year (in ₹).
- 28.Find the amount when ₹18750 is invested at 20% per year compound interest for 2 years (in ₹).
- 29.What is the difference between the compound interest and the simple interest on ₹8000 at 5% per year for 2 years (in ₹)?
- 30.Find the amount when ₹40875 is invested at 20% per year compound interest for 3 years (in ₹).
- 31.Find the amount when ₹26250 is invested at 12% per year compound interest for 2 years (in ₹).
- 32.Find the amount when ₹31250 is invested at 12% per year compound interest for 3 years (in ₹).
- 33.Find the amount when ₹24375 is invested at 4% per year compound interest for 2 years (in ₹).
- 34.Find the compound interest on ₹46875 at 8% per year for 3 years, added every year (in ₹).
- 35.Find the amount when ₹31250 is invested at 4% per year compound interest for 3 years (in ₹).
- 36.What is the difference between the compound interest and the simple interest on ₹37200 at 15% per year for 2 years (in ₹)?
- 37.What is the difference between the compound interest and the simple interest on ₹42000 at 5% per year for 2 years (in ₹)?
- 38.Find the compound interest on ₹39875 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 ₹20000 at 12% per year for 2 years (in ₹)?
- 40.Find the amount when ₹24000 is invested at 5% per year compound interest for 3 years (in ₹).
Answer key
- 128
- 48668
- 243
- 648
- 196
- 1560
- 17172
- 42375
- 4
- 224
- 216
- 16219
- 52728
- 360
- 36661
- 1650
- 11760
- 163
- 60835
- 272
- 51156
- 55566
- 44469
- 112
- 22627
- 3366
- 46299
- 27000
- 20
- 70632
- 32928
- 43904
- 26364
- 12174
- 35152
- 837
- 105
- 29029
- 288
- 27783
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