Ratios and Fractions

Slide 1: Introduction

Slide 2-3: What is Ratio?
Ratio is a comparison of two numbers by division.
Or
Relationship between two numbers by division.

Slide 4-6: Difference between ratios and fractions
Mathematically, ratios and fractions are the Same Thing.

Slide 7: Applications of Ratios
Ratios are used all the time to represent all sorts of things in real world situations.

Slide 8-13: Ratio Problems and Solving Techniques

Example: 1 There are 3 oranges in a bowl containing 12 pieces of fruit. What is the ratio of oranges to the total amount of fruit?
Solution: The ratio of oranges to total fruit would be 1:4

Example: 2 There are 120 boys and 180 girls in a classroom. What is the ratio of boys to girls?
Solution: The ratio of boys to girls would be 2:3

Slide 14: Thank You

1. Ratios

2. Ratio Ratio is a comparison of two numbers by division

3. Let's solve together Definition 2: Ratio Relationship between two numbers by division Definition 1: Ratio Ratio is a comparison of two numbers by division

4. 1 2 Ratios Fractions Mathematically, ratios and f ractions are the Same Thing

5. 1 2 Ratios Fractions

6. Ratios Fractions 1 2 1 : 2 =

7. RATIOS r atios are used all the time to represent all sorts of things in real world situations

8. Example: 1 There are 3 oranges in a bowl containing 12 pieces of fruit What is the ratio of oranges to the total amount of fruit?

9. 3 12 Oranges Fruit 3 : 12

10. Oranges : Total Fruit 1 : 4 3 12 1 4

11. Example: 2 There are 120 boys and 180 girls in a classroom What is the ratio of boys to girls?

12. 120 180 BOYS GIRLS 2 : 3

13. Boys : Girls 2 : 3 120 180 2 3

14. Thanks! Any questions? You can find me at saniakanwal875@g mail.com