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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 255 · 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).

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  1. 1.Nisha has ₹2000. In a piggy bank it stays ₹2000. In a bank at 8% simple interest per year, how many rupees more will Nisha have after 3 years?
  2. 2.Aditya keeps ₹1600 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 2 years?
  3. 3.Zoya has ₹1300. In a piggy bank it stays ₹1300. In a bank at 10% simple interest per year, how many rupees more will Zoya have after 5 years?
  4. 4.Ishaan keeps ₹1000 in a bank at 2% simple interest per year. How much money will there be after 4 years (in ₹)?
  5. 5.₹1700 earns 10% simple interest per year. In how many years will the interest be ₹510?
  6. 6.Vivaan has ₹900. In a piggy bank it stays ₹900. In a bank at 2% simple interest per year, how many rupees more will Vivaan have after 5 years?
  7. 7.Joseph keeps ₹1300 in a bank. After 4 years the simple interest is ₹364. What is the rate of interest per year (in %)?
  8. 8.Manav keeps ₹500 in a bank at 9% simple interest per year. How much money will there be after 3 years (in ₹)?
  9. 9.Ishaan keeps ₹200 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 1 year?
  10. 10.Nisha has ₹800. In a piggy bank it stays ₹800. In a bank at 6% simple interest per year, how many rupees more will Nisha have after 5 years?
  11. 11.Gurpreet has ₹800. In a piggy bank it stays ₹800. In a bank at 7% simple interest per year, how many rupees more will Gurpreet have after 2 years?
  12. 12.Rohan has ₹500. In a piggy bank it stays ₹500. In a bank at 2% simple interest per year, how many rupees more will Rohan have after 5 years?
  13. 13.Zoya keeps ₹2000 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 2 years?
  14. 14.Riya keeps ₹1200 in a bank at 8% simple interest per year. How much money will there be after 3 years (in ₹)?
  15. 15.Aarav keeps ₹1200 in a bank at 4% simple interest per year. How much money will there be after 4 years (in ₹)?
  16. 16.Zoya keeps ₹1500 in a bank at 8% simple interest per year. How much money will there be after 4 years (in ₹)?
  17. 17.₹300 earns 7% simple interest per year. In how many years will the interest be ₹42?
  18. 18.₹400 earns 9% simple interest per year. In how many years will the interest be ₹108?
  19. 19.Ishaan keeps ₹1400 in a bank at 8% simple interest per year. How much money will there be after 3 years (in ₹)?
  20. 20.₹1800 earns 2% simple interest per year. In how many years will the interest be ₹144?
  21. 21.₹1900 earns 8% simple interest per year. In how many years will the interest be ₹760?
  22. 22.Ishaan keeps ₹1600 in a bank at 9% simple interest per year. How much money will there be after 1 year (in ₹)?
  23. 23.Pooja keeps ₹1100 in a bank. After 4 years the simple interest is ₹352. What is the rate of interest per year (in %)?
  24. 24.₹1700 earns 3% simple interest per year. In how many years will the interest be ₹51?
  25. 25.Gurpreet keeps ₹600 in a bank. After 2 years the simple interest is ₹120. What is the rate of interest per year (in %)?
  26. 26.Kabir keeps ₹1800 in a bank at 7% simple interest per year. How much money will there be after 4 years (in ₹)?
  27. 27.Kavya keeps ₹1400 in a bank at 3% simple interest per year. How much money will there be after 4 years (in ₹)?
  28. 28.Farhan keeps ₹1600 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 2 years?
  29. 29.₹1000 earns 8% simple interest per year. In how many years will the interest be ₹240?
  30. 30.Dev keeps ₹900 in a bank at 6% simple interest per year. How much money will there be after 1 year (in ₹)?
  31. 31.Priya keeps ₹1500 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 4 years?
  32. 32.Tara keeps ₹1500 in a bank. After 1 year the simple interest is ₹30. What is the rate of interest per year (in %)?
  33. 33.₹600 earns 2% simple interest per year. In how many years will the interest be ₹60?
  34. 34.₹2000 earns 7% simple interest per year. In how many years will the interest be ₹560?
  35. 35.Diya keeps ₹1200 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 2 years?
  36. 36.Aarav keeps ₹300 in a bank at 10% simple interest per year. How much money will there be after 1 year (in ₹)?
  37. 37.Diya keeps ₹200 in a bank. After 2 years the simple interest is ₹12. What is the rate of interest per year (in %)?
  38. 38.Vivaan keeps ₹100 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 1 year?
  39. 39.₹1800 earns 4% simple interest per year. In how many years will the interest be ₹144?
  40. 40.₹1000 earns 3% simple interest per year. In how many years will the interest be ₹30?

Answer key

  1. 480
  2. 224
  3. 650
  4. 1080
  5. 3
  6. 90
  7. 7
  8. 635
  9. 8
  10. 240
  11. 112
  12. 50
  13. 360
  14. 1488
  15. 1392
  16. 1980
  17. 2
  18. 3
  19. 1736
  20. 4
  21. 5
  22. 1744
  23. 8
  24. 1
  25. 10
  26. 2304
  27. 1568
  28. 96
  29. 3
  30. 954
  31. 120
  32. 2
  33. 5
  34. 4
  35. 168
  36. 330
  37. 3
  38. 4
  39. 2
  40. 1

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