← Simple interest lesson New set →

Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 128 · 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.₹200 earns 8% simple interest per year. In how many years will the interest be ₹64?
  2. 2.Lakshmi has ₹700. In a piggy bank it stays ₹700. In a bank at 10% simple interest per year, how many rupees more will Lakshmi have after 4 years?
  3. 3.Vivaan keeps ₹600 in a bank. After 1 year the simple interest is ₹48. What is the rate of interest per year (in %)?
  4. 4.₹1700 earns 3% simple interest per year. In how many years will the interest be ₹204?
  5. 5.Riya has ₹1600. In a piggy bank it stays ₹1600. In a bank at 2% simple interest per year, how many rupees more will Riya have after 5 years?
  6. 6.Riya keeps ₹2000 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 3 years?
  7. 7.Nisha keeps ₹1000 in a bank. After 5 years the simple interest is ₹400. What is the rate of interest per year (in %)?
  8. 8.Farhan keeps ₹1900 in a bank. After 1 year the simple interest is ₹133. What is the rate of interest per year (in %)?
  9. 9.Diya keeps ₹1000 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 2 years?
  10. 10.Isha keeps ₹1100 in a bank at 5% simple interest per year. How much money will there be after 3 years (in ₹)?
  11. 11.Riya keeps ₹400 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 5 years?
  12. 12.Zoya has ₹1100. In a piggy bank it stays ₹1100. In a bank at 3% simple interest per year, how many rupees more will Zoya have after 4 years?
  13. 13.₹1000 earns 8% simple interest per year. In how many years will the interest be ₹80?
  14. 14.Priya keeps ₹1700 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 2 years?
  15. 15.Meera keeps ₹1500 in a bank. After 5 years the simple interest is ₹525. What is the rate of interest per year (in %)?
  16. 16.Farhan has ₹600. In a piggy bank it stays ₹600. In a bank at 6% simple interest per year, how many rupees more will Farhan have after 1 year?
  17. 17.₹500 earns 9% simple interest per year. In how many years will the interest be ₹45?
  18. 18.₹2000 earns 6% simple interest per year. In how many years will the interest be ₹240?
  19. 19.Farhan keeps ₹700 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 2 years?
  20. 20.Saanvi keeps ₹1300 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 4 years?
  21. 21.Ishaan keeps ₹1700 in a bank at 10% simple interest per year. How much money will there be after 4 years (in ₹)?
  22. 22.₹500 earns 10% simple interest per year. In how many years will the interest be ₹150?
  23. 23.Farhan keeps ₹1400 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 5 years?
  24. 24.Farhan keeps ₹100 in a bank at 4% simple interest per year. How much money will there be after 2 years (in ₹)?
  25. 25.₹800 earns 2% simple interest per year. In how many years will the interest be ₹80?
  26. 26.Riya keeps ₹1100 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 3 years?
  27. 27.Farhan has ₹100. In a piggy bank it stays ₹100. In a bank at 8% simple interest per year, how many rupees more will Farhan have after 4 years?
  28. 28.Tara keeps ₹300 in a bank. After 3 years the simple interest is ₹63. What is the rate of interest per year (in %)?
  29. 29.Dev keeps ₹1700 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 1 year?
  30. 30.₹200 earns 3% simple interest per year. In how many years will the interest be ₹24?
  31. 31.Sneha has ₹400. In a piggy bank it stays ₹400. In a bank at 3% simple interest per year, how many rupees more will Sneha have after 1 year?
  32. 32.₹400 earns 8% simple interest per year. In how many years will the interest be ₹96?
  33. 33.Vivaan keeps ₹1600 in a bank at 3% simple interest per year. How much money will there be after 1 year (in ₹)?
  34. 34.Karan keeps ₹1600 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 5 years?
  35. 35.Farhan keeps ₹1500 in a bank. After 1 year the simple interest is ₹120. What is the rate of interest per year (in %)?
  36. 36.₹800 earns 4% simple interest per year. In how many years will the interest be ₹160?
  37. 37.Kabir keeps ₹1600 in a bank. After 5 years the simple interest is ₹640. What is the rate of interest per year (in %)?
  38. 38.Isha keeps ₹1200 in a bank at 6% simple interest per year. How much money will there be after 5 years (in ₹)?
  39. 39.Nisha keeps ₹1200 in a bank at 4% simple interest per year. How much money will there be after 4 years (in ₹)?
  40. 40.Priya keeps ₹1200 in a bank at 6% simple interest per year. How much money will there be after 2 years (in ₹)?

Answer key

  1. 4
  2. 280
  3. 8
  4. 4
  5. 160
  6. 240
  7. 8
  8. 7
  9. 120
  10. 1265
  11. 180
  12. 132
  13. 1
  14. 238
  15. 7
  16. 36
  17. 1
  18. 2
  19. 28
  20. 156
  21. 2380
  22. 3
  23. 630
  24. 108
  25. 5
  26. 297
  27. 32
  28. 7
  29. 85
  30. 4
  31. 12
  32. 3
  33. 1648
  34. 560
  35. 8
  36. 5
  37. 8
  38. 1560
  39. 1392
  40. 1344

Free money maths lessons, practice and worksheets at talentjr.in/money-for-kids