Comparing Quantities - NCERT Class 7 Maths
The chapter 8 begins with an introduction to comparing quantities by citing some real life examples. Then the concept of Equivalent Ratios is introduced and under it keeping things in proportion and getting solutions is also briefly explained. Then, the concept of percentage is introduced and the meaning of percentage, converting fractional numbers to percentage, converting decimals to percentage are discussed under it. This is followed by the concept of use of percentages, interpreting and converting of percentages. The concept of prices related to an item or buying and selling and profit or loss as a percentage is explained in the subsequent section. Lastly, the charge on the borrowed money or the simple interest is the last topic of discussion.
