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Expressing Increase or Decrease as Percent Video Lecture | Mathematics (Maths) Class 7 (Old NCERT)

FAQs on Expressing Increase or Decrease as Percent Video Lecture - Mathematics (Maths) Class 7 (Old NCERT)

1. What is the formula to calculate percent increase or decrease?

Ans. The formula to calculate percent increase or decrease is: Percent Increase/Decrease = (Change in Value / Original Value) x 100

2. How can I calculate the percent increase if the new value is given?

Ans. If the new value is given and you want to calculate the percent increase, you can use the following formula: Percent Increase = ((New Value - Original Value) / Original Value) x 100

3. Is percent increase the same as percent decrease?

Ans. No, percent increase and percent decrease are not the same. Percent increase represents an increase in value, while percent decrease represents a decrease in value. The formulas and calculations for both are different.

4. How can I calculate the percent decrease if the original value is given?

Ans. If the original value is given and you want to calculate the percent decrease, you can use the following formula: Percent Decrease = ((Original Value - New Value) / Original Value) x 100

5. Can I have a negative percent increase or decrease?

Ans. Yes, it is possible to have a negative percent increase or decrease. A negative percent increase represents a decrease in value, while a negative percent decrease represents an increase in value. It depends on the direction of the change in value.

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Sep 03, 2025 Last updated

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	Mathematics (Maths) Class 7 (Old NCERT) 76 videos\|452 docs\|39 tests

Mathematics (Maths) Class 7 (Old NCERT)

76 videos|452 docs|39 tests

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