Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 64 · 40 sums

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).

1. 1.Lakshmi has ₹900. In a piggy bank it stays ₹900. In a bank at 10% simple interest per year, how many rupees more will Lakshmi have after 3 years?
2. 2.₹900 earns 7% simple interest per year. In how many years will the interest be ₹315?
3. 3.Joseph keeps ₹400 in a bank. After 5 years the simple interest is ₹160. What is the rate of interest per year (in %)?
4. 4.Lakshmi has ₹1600. In a piggy bank it stays ₹1600. In a bank at 5% simple interest per year, how many rupees more will Lakshmi have after 1 year?
5. 5.₹1400 earns 7% simple interest per year. In how many years will the interest be ₹98?
6. 6.₹400 earns 3% simple interest per year. In how many years will the interest be ₹24?
7. 7.Pooja keeps ₹1300 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 2 years?
8. 8.₹2000 earns 3% simple interest per year. In how many years will the interest be ₹60?
9. 9.Nisha keeps ₹1200 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 1 year?
10. 10.Rahul keeps ₹1400 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 4 years?
11. 11.₹1400 earns 8% simple interest per year. In how many years will the interest be ₹336?
12. 12.Zoya has ₹1800. In a piggy bank it stays ₹1800. In a bank at 2% simple interest per year, how many rupees more will Zoya have after 4 years?
13. 13.Rahul keeps ₹800 in a bank. After 4 years the simple interest is ₹160. What is the rate of interest per year (in %)?
14. 14.Saanvi keeps ₹1300 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 3 years?
15. 15.Gurpreet keeps ₹300 in a bank at 6% simple interest per year. How much money will there be after 4 years (in ₹)?
16. 16.Arjun keeps ₹900 in a bank at 5% simple interest per year. How much money will there be after 2 years (in ₹)?
17. 17.Lakshmi has ₹200. In a piggy bank it stays ₹200. In a bank at 8% simple interest per year, how many rupees more will Lakshmi have after 3 years?
18. 18.Sneha keeps ₹1300 in a bank at 5% simple interest per year. How much money will there be after 5 years (in ₹)?
19. 19.Sneha keeps ₹200 in a bank. After 1 year the simple interest is ₹10. What is the rate of interest per year (in %)?
20. 20.₹900 earns 9% simple interest per year. In how many years will the interest be ₹405?
21. 21.Farhan keeps ₹1300 in a bank. After 5 years the simple interest is ₹325. What is the rate of interest per year (in %)?
22. 22.Kabir has ₹1300. In a piggy bank it stays ₹1300. In a bank at 9% simple interest per year, how many rupees more will Kabir have after 3 years?
23. 23.₹500 earns 2% simple interest per year. In how many years will the interest be ₹20?
24. 24.Isha keeps ₹500 in a bank. After 2 years the simple interest is ₹70. What is the rate of interest per year (in %)?
25. 25.Farhan has ₹1000. In a piggy bank it stays ₹1000. In a bank at 9% simple interest per year, how many rupees more will Farhan have after 3 years?
26. 26.Arjun keeps ₹300 in a bank. After 3 years the simple interest is ₹63. What is the rate of interest per year (in %)?
27. 27.₹200 earns 2% simple interest per year. In how many years will the interest be ₹8?
28. 28.Lakshmi has ₹400. In a piggy bank it stays ₹400. In a bank at 9% simple interest per year, how many rupees more will Lakshmi have after 1 year?
29. 29.Meera keeps ₹1400 in a bank at 3% simple interest per year. How much money will there be after 4 years (in ₹)?
30. 30.Saanvi keeps ₹700 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 2 years?
31. 31.Riya keeps ₹1800 in a bank. After 1 year the simple interest is ₹54. What is the rate of interest per year (in %)?
32. 32.Isha keeps ₹500 in a bank at 4% simple interest per year. How much money will there be after 4 years (in ₹)?
33. 33.Ishaan keeps ₹1800 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 4 years?
34. 34.Pooja has ₹1100. In a piggy bank it stays ₹1100. In a bank at 3% simple interest per year, how many rupees more will Pooja have after 4 years?
35. 35.Rohan keeps ₹100 in a bank. After 2 years the simple interest is ₹12. What is the rate of interest per year (in %)?
36. 36.Saanvi has ₹600. In a piggy bank it stays ₹600. In a bank at 8% simple interest per year, how many rupees more will Saanvi have after 1 year?
37. 37.Ishaan keeps ₹500 in a bank at 6% simple interest per year. How much money will there be after 1 year (in ₹)?
38. 38.Priya has ₹300. In a piggy bank it stays ₹300. In a bank at 4% simple interest per year, how many rupees more will Priya have after 5 years?
39. 39.Ishaan keeps ₹1300 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 2 years?
40. 40.Arjun keeps ₹2000 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 2 years?

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