## NCERT Solutions for Class 8 Maths Chapter 8 Comparing Quantities

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**CBSE Class 8 Maths Chapter 8 NCERT Solutions – Comparing Quantities**

NCERT solutions for class 8 maths chapter 8 involve comparing of quantities. Furthermore, students will study the increase or decrease in percentage. Sales value, market value, discount, profit, and loss, are here. Furthermore, there is VAT tax, sales tax, and computing interest. NCERT solutions for class 8 maths chapter 8 will certainly help students.

**Sub-topics covered under NCERT Solutions for Class 8 Maths Chapter 8**

- Ex. 8.1 Recalling Ratios and Percentages
- Ex. 8.2 Finding the Increase or Decrease percent
- Ex. 8.3 Finding Discounts
- Ex. 8.3.1 Estimation in Percentages
- Ex. 8.4 Prices Related to Buying and Selling (Profit and Loss)
- Ex. 8.4.1 Finding Cost Price/Selling Price, Profit% Loss%
- Ex. 8.5 Sales Tax/Value Added Tax
- Ex. 8.6 Compound Interest
- Ex. 8.7 Deducing a Formula for Compound Interest
- Ex. 8.8 Rate Compounded Annually or Half Yearly (Semi-Annually)
- Ex. 8.9 Applications of Compound Interest Formula

**NCERT Solutions for Class 8 Maths Chapter 8 Comparing Quantities**

Chapter 8 Comparing Quantities escalates the calculation skills of a student even more. Above all, this chapter also increases the analytical skills of students. This chapter certainly helps students to increase their skills. Furthermore, Comparing Quantities enable students to be free of any device.

#### Below is a brief explanation of the sub-topics of this chapter

**Recalling Ratios and Percentages **

This part certainly deals with Ratios and Percentages. The ratio refers to comparing two quantities. Percentage shows the ratio of one quantity with the total quantity.

**Finding the Increase or Decrease percent **

Here calculation takes place. The calculation is certainly of an increase or decrease in percentage. So, find out the difference between the two numbers being compared. Then divide the difference by original number and multiply by 100.

**Finding Discounts **

Discount refers to the reduction given on Marked Price. Hence, it is to attract customers. Discount = Marked Price – Sale Price.

**Estimation in Percentages**

This certainly means estimating or finding Percentage.

**Prices Related to Buying and Selling (Profit and Loss) **

Here one finds various prices. These prices relate to Buying and Selling.

**Finding Cost Price/Selling Price, Profit% Loss% **

Nothing tricky about this part. It is exactly what it seems to be by its name. This deals with Cost Price, Selling Price, Profit%, And Loss%.

**Sales Tax/Value Added Tax **

Sales Tax refers to a tax on the sale of products or services. Value Added Tax is a tax that is derived from incrementally.

**Compound Interest **

This refers to the addition of interest to the principal amount. Hence, it means the interest on interest.

**Deducing a Formula for Compound Interest**

Compound Interest = Total amount of PV and FV less PV

= [P (1 + i)n] – P

= P [(1 + i)n – 1]

(Where P = Principal, i = nominal annual interest rate in the percentage terms. Also, n = number of the compounding periods.)

**Rate Compounded Annually or Half Yearly (Semi-Annually)**

Annual is 12 months period. In contrast, half-yearly is for 6 months.

**Applications of Compound Interest Formula**

Finally, here the performance of applications takes place. The applications are of Compound Interest.

**You can download NCERT Solutions for Class 8 Maths Chapter 8 by clicking on the button below**

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