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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 212 · 40 sums
TalentJR

The method (P × R × T ÷ 100): Interest I = P × R × T ÷ 100. Amount after T years = P + I. Turn it round: R = I × 100 ÷ (P × T) and T = I × 100 ÷ (P × R).

NameDateTime takenScore ___ / 40
  1. 1.Isha has ₹1800. In a piggy bank it stays ₹1800. In a bank at 2% simple interest per year, how many rupees more will Isha have after 3 years?
  2. 2.Ishaan keeps ₹1000 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 2 years?
  3. 3.Aarav keeps ₹1400 in a bank. After 5 years the simple interest is ₹630. What is the rate of interest per year (in %)?
  4. 4.Ananya keeps ₹100 in a bank. After 5 years the simple interest is ₹40. What is the rate of interest per year (in %)?
  5. 5.₹1300 earns 4% simple interest per year. In how many years will the interest be ₹104?
  6. 6.Ananya has ₹1500. In a piggy bank it stays ₹1500. In a bank at 4% simple interest per year, how many rupees more will Ananya have after 5 years?
  7. 7.Saanvi keeps ₹100 in a bank at 8% simple interest per year. How much money will there be after 5 years (in ₹)?
  8. 8.Pooja keeps ₹900 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 2 years?
  9. 9.Ananya keeps ₹1000 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 1 year?
  10. 10.Lakshmi has ₹1400. In a piggy bank it stays ₹1400. In a bank at 4% simple interest per year, how many rupees more will Lakshmi have after 5 years?
  11. 11.₹1700 earns 5% simple interest per year. In how many years will the interest be ₹255?
  12. 12.Nisha keeps ₹1100 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 1 year?
  13. 13.₹1900 earns 10% simple interest per year. In how many years will the interest be ₹570?
  14. 14.Nisha keeps ₹100 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 1 year?
  15. 15.Rahul keeps ₹700 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 4 years?
  16. 16.₹1500 earns 8% simple interest per year. In how many years will the interest be ₹120?
  17. 17.₹300 earns 10% simple interest per year. In how many years will the interest be ₹30?
  18. 18.Gurpreet keeps ₹500 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 2 years?
  19. 19.Manav keeps ₹400 in a bank at 6% simple interest per year. How much money will there be after 2 years (in ₹)?
  20. 20.₹800 earns 5% simple interest per year. In how many years will the interest be ₹160?
  21. 21.₹1200 earns 9% simple interest per year. In how many years will the interest be ₹324?
  22. 22.₹600 earns 5% simple interest per year. In how many years will the interest be ₹60?
  23. 23.Rohan has ₹1200. In a piggy bank it stays ₹1200. In a bank at 9% simple interest per year, how many rupees more will Rohan have after 1 year?
  24. 24.Saanvi keeps ₹1900 in a bank at 10% simple interest per year. How much money will there be after 3 years (in ₹)?
  25. 25.Kabir has ₹400. In a piggy bank it stays ₹400. In a bank at 3% simple interest per year, how many rupees more will Kabir have after 3 years?
  26. 26.₹1300 earns 6% simple interest per year. In how many years will the interest be ₹390?
  27. 27.Manav has ₹100. In a piggy bank it stays ₹100. In a bank at 6% simple interest per year, how many rupees more will Manav have after 2 years?
  28. 28.Vivaan keeps ₹400 in a bank at 5% simple interest per year. How much money will there be after 3 years (in ₹)?
  29. 29.Manav keeps ₹300 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 2 years?
  30. 30.Joseph has ₹1300. In a piggy bank it stays ₹1300. In a bank at 6% simple interest per year, how many rupees more will Joseph have after 5 years?
  31. 31.Saanvi keeps ₹1000 in a bank at 2% simple interest per year. How much money will there be after 1 year (in ₹)?
  32. 32.Meera keeps ₹100 in a bank. After 2 years the simple interest is ₹12. What is the rate of interest per year (in %)?
  33. 33.₹1800 earns 8% simple interest per year. In how many years will the interest be ₹576?
  34. 34.Tara keeps ₹1100 in a bank at 10% simple interest per year. How much money will there be after 2 years (in ₹)?
  35. 35.Diya has ₹1800. In a piggy bank it stays ₹1800. In a bank at 4% simple interest per year, how many rupees more will Diya have after 3 years?
  36. 36.Ishaan keeps ₹1900 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 1 year?
  37. 37.Farhan keeps ₹1800 in a bank at 5% simple interest per year. How much money will there be after 5 years (in ₹)?
  38. 38.Meera keeps ₹600 in a bank at 6% simple interest per year. How much money will there be after 3 years (in ₹)?
  39. 39.Priya has ₹600. In a piggy bank it stays ₹600. In a bank at 2% simple interest per year, how many rupees more will Priya have after 5 years?
  40. 40.₹1400 earns 8% simple interest per year. In how many years will the interest be ₹560?

Answer key

  1. 108
  2. 100
  3. 9
  4. 8
  5. 2
  6. 300
  7. 140
  8. 162
  9. 30
  10. 280
  11. 3
  12. 66
  13. 3
  14. 2
  15. 224
  16. 1
  17. 1
  18. 30
  19. 448
  20. 4
  21. 3
  22. 2
  23. 108
  24. 2470
  25. 36
  26. 5
  27. 12
  28. 460
  29. 18
  30. 390
  31. 1020
  32. 6
  33. 4
  34. 1320
  35. 216
  36. 133
  37. 2250
  38. 708
  39. 60
  40. 5

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