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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 38 · 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.Karan keeps ₹900 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 1 year?
  2. 2.₹1800 earns 7% simple interest per year. In how many years will the interest be ₹252?
  3. 3.₹200 earns 4% simple interest per year. In how many years will the interest be ₹16?
  4. 4.Dev keeps ₹400 in a bank. After 3 years the simple interest is ₹96. What is the rate of interest per year (in %)?
  5. 5.₹600 earns 6% simple interest per year. In how many years will the interest be ₹180?
  6. 6.Aarav keeps ₹500 in a bank. After 1 year the simple interest is ₹30. What is the rate of interest per year (in %)?
  7. 7.Karan keeps ₹1800 in a bank at 8% simple interest per year. How much money will there be after 2 years (in ₹)?
  8. 8.₹500 earns 3% simple interest per year. In how many years will the interest be ₹75?
  9. 9.Ananya keeps ₹1600 in a bank at 8% simple interest per year. How much money will there be after 3 years (in ₹)?
  10. 10.Aarav keeps ₹400 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 5 years?
  11. 11.Arjun keeps ₹900 in a bank. After 3 years the simple interest is ₹270. What is the rate of interest per year (in %)?
  12. 12.₹1300 earns 5% simple interest per year. In how many years will the interest be ₹260?
  13. 13.Ananya has ₹600. In a piggy bank it stays ₹600. In a bank at 10% simple interest per year, how many rupees more will Ananya have after 2 years?
  14. 14.₹1100 earns 8% simple interest per year. In how many years will the interest be ₹264?
  15. 15.Kabir keeps ₹1000 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 3 years?
  16. 16.Diya keeps ₹1100 in a bank at 6% simple interest per year. How much money will there be after 2 years (in ₹)?
  17. 17.Rahul keeps ₹100 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 2 years?
  18. 18.Gurpreet keeps ₹100 in a bank at 10% simple interest per year. How much money will there be after 5 years (in ₹)?
  19. 19.Farhan keeps ₹200 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 3 years?
  20. 20.Dev keeps ₹200 in a bank. After 5 years the simple interest is ₹30. What is the rate of interest per year (in %)?
  21. 21.Isha keeps ₹200 in a bank. After 5 years the simple interest is ₹30. What is the rate of interest per year (in %)?
  22. 22.Rahul has ₹100. In a piggy bank it stays ₹100. In a bank at 2% simple interest per year, how many rupees more will Rahul have after 5 years?
  23. 23.Riya keeps ₹200 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 4 years?
  24. 24.Kabir keeps ₹800 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 2 years?
  25. 25.Gurpreet keeps ₹1900 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 4 years?
  26. 26.Rohan keeps ₹1600 in a bank. After 1 year the simple interest is ₹112. What is the rate of interest per year (in %)?
  27. 27.Tara keeps ₹1200 in a bank at 5% simple interest per year. How much money will there be after 1 year (in ₹)?
  28. 28.Aarav keeps ₹2000 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 5 years?
  29. 29.Meera keeps ₹1600 in a bank at 7% simple interest per year. How much money will there be after 4 years (in ₹)?
  30. 30.₹1600 earns 9% simple interest per year. In how many years will the interest be ₹144?
  31. 31.Diya has ₹800. In a piggy bank it stays ₹800. In a bank at 3% simple interest per year, how many rupees more will Diya have after 5 years?
  32. 32.₹1400 earns 3% simple interest per year. In how many years will the interest be ₹84?
  33. 33.Dev has ₹600. In a piggy bank it stays ₹600. In a bank at 2% simple interest per year, how many rupees more will Dev have after 1 year?
  34. 34.₹1100 earns 2% simple interest per year. In how many years will the interest be ₹22?
  35. 35.Aditya has ₹200. In a piggy bank it stays ₹200. In a bank at 9% simple interest per year, how many rupees more will Aditya have after 2 years?
  36. 36.Rahul keeps ₹500 in a bank at 3% simple interest per year. How much money will there be after 1 year (in ₹)?
  37. 37.Kavya keeps ₹300 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 1 year?
  38. 38.Arjun keeps ₹1100 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 4 years?
  39. 39.Pooja keeps ₹1500 in a bank. After 5 years the simple interest is ₹600. What is the rate of interest per year (in %)?
  40. 40.₹1900 earns 4% simple interest per year. In how many years will the interest be ₹380?

Answer key

  1. 18
  2. 2
  3. 2
  4. 8
  5. 5
  6. 6
  7. 2088
  8. 5
  9. 1984
  10. 60
  11. 10
  12. 4
  13. 120
  14. 3
  15. 210
  16. 1232
  17. 12
  18. 150
  19. 30
  20. 3
  21. 3
  22. 10
  23. 56
  24. 128
  25. 228
  26. 7
  27. 1260
  28. 400
  29. 2048
  30. 1
  31. 120
  32. 2
  33. 12
  34. 1
  35. 36
  36. 515
  37. 12
  38. 220
  39. 8
  40. 5

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