2. Fractions Lesson 3 Understanding equivalent fractions Type your name and send:

3. These numbers are called fractions 1 2 3 15 5 6 2 3 4 7 12 22

4. Today’s lesson looks at Equivalent fractions 3434 6868

5. WALT : to understand equivalent fractions and decide if fractions are equal 3434 6868

6. In the word equivalent there is the root word equal 3434 6868

7. Fractions which are said to be equivalent are equal to each other. 3434 6868

8. For example 1212 2424

9. So if you were given 2 quarters of a cake and your friend was given half a cake would you both have the same amount? 1212 2424

10. Yes! These fractions are equal. 1212 2424 These are equivalent fractions.

11. Can you tell if the following fractions are equal? Are they equivalent fractions? 1212 3636

12. Yes these fractions are equal. They are equivalent fractions. 1212 3636

13. Are they equivalent fractions? 2323 4646

14. Yes they are equivalent fractions. 2323 4646

15. Are they equivalent fractions? 1414 3 12

16. Yes they are equivalent fractions. 1414 3 12

17. Are they equivalent fractions? 1313 2 5

18. No, they are not equal. They are not equivalent fractions. 1313 2 5

19. Here are some equivalent fractions. Can you work out a strategy for deciding whether they are equal? 1414 2 8

20. Here are some equivalent fractions. Can you work out a strategy for deciding whether they are equal? 2525 4 10

21. Here are some equivalent fractions. Can you work out a strategy for deciding whether they are equal? 1313 3 9

22. Use thinking time to discuss. 3 12 1 4

23. Use thinking time to discuss. 1 2 5 10

24. What ideas have you come up with? 1 2 5 10

25. Explain your strategy to the class. 1 2 5 10

26. There is a relationship between the fractions using dividing and multiplying. 1 4 5 20

27. What ever you do to the top number.. You must do to the bottom number. 1 4 5 20

28. What ever you do to the top number.. You must do to the bottom number. 1 5 20 divide by 5

29. What ever you do to the top number.. You must do to the bottom number. 1 2 4 divide by 2

30. What ever you do to the top number.. You must do to the bottom number. 1 4 3 12 divide by 3

31. What ever you do to the top number.. You must do to the bottom number. 1 5 4 20 divide by 4

32. What ever you do to the top number.. You must do to the bottom number. 1 4 2 8 divide by 2

33. What ever you do to the top number.. You must do to the bottom number. 9 15 3 5 multiply by 3

34. What ever you do to the top number.. You must do to the bottom number. 4 18 2 9 multiply by 2

35. What is the missing number? 2 10 1 5 Click for answer

36. What is the missing number? 2 4 4 8 Click for answer

37. What is the missing number? 4 5 32 40 Click for answer

38. Sometimes you might need to work out equivalent fractions in three steps. 6 8 48 64 3 4 Divide by 8 Divide by 2

39. Sometimes you might need to work out equivalent fractions in three steps. 6 10 48 80 3 ? Divide by 8 Divide by 2 What is the missing number? Click for answer 5

40. LO: To revise work equivalent fractions I understand these ideas fully. I have some understanding but I need more practice. I don’t understand these ideas at all and need to work again on this unit of work. A B C

41. End of slide show