Formula deep page
Simple Interest
SI = P × R × T / 100
This formula belongs to the chapter "Comparing Quantities" in Class 7 Mathematics. Use it after identifying the right variables, matching the chapter context, and writing the substitution clearly.
How to use it
- Identify the quantity you need to find.
- Check the related variables and units from the question.
- Substitute values carefully into the formula.
- Simplify step by step and write the final statement.
Worked cue
P=₹1000, R=5%, T=3yr: SI=1000×5×3/100=₹150
Rule note: Amount = P + SI