Percentages

We often hear “Flat 40% off”, “Loan at 10% interest rate”, “Secured 90% in exams” and so on. But what does “%” mean?

In this chapter we will understand percentages and learn how calculating percentages can help us in daily life.  After this chapter we will be able to :

• express fractions as percentages and vice versa;
• express one quantity /amount as a percentage of another;
• solve real life problems dealing in percentages