1. Copyright © Ed2Net Learning, Inc.1 Dividing by 2 Grade 3

2. Copyright © Ed2Net Learning, Inc.2 Hello! How are you? Today, we are going to begin a new Lesson.

3. Copyright © Ed2Net Learning, Inc. 3 Dividing by 2 Dividing by 2 is subtracting 2 in repeated subtraction. Example: To find 14 ÷ 2 Subtract 2 from 14 till o is attained.

4. Copyright © Ed2Net Learning, Inc. 4 Factors one of the factor of the multiplication sentence must be 2 so that the given number is divisible by 2. Number must be even to make it is divisible by 2.

5. Copyright © Ed2Net Learning, Inc. 5 Important Tips Multiplication is the process of finding total number of items. Division is the opposite of multiplication.

6. Copyright © Ed2Net Learning, Inc. 6 Half of the number Half of the given number is the quotient obtained by dividing the given number by 2. Example: 18 ÷ 2 = 9 Half of 18 is also 9.

7. Copyright © Ed2Net Learning, Inc. 7 Skip Counting Using back skip counting also gives the quotient. Example 10 ÷ 2 =5 5 groups of 2 make 10

8. Copyright © Ed2Net Learning, Inc. 8 Related fact Multiplication facts can also be used to divide. Example: 16 ÷ 2 a x 2 = 16

9. Copyright © Ed2Net Learning, Inc. 9 Divide. Write a related multiplication fact. 8 ÷ 2

10. Copyright © Ed2Net Learning, Inc. 10 How many groups of 2 are in 100?

11. Copyright © Ed2Net Learning, Inc. 11 Beth uses 200 pieces of wire to make a model of Earth’s 2 layers. Each layer will have the same pieces of wire. How many pieces of wire will each layer of the model have?

12. Copyright © Ed2Net Learning, Inc. 12 What value of g satisfies the equation? 2 x g = 80

13. Copyright © Ed2Net Learning, Inc. 13 Skip count backwards to divide 20 by 2.

14. Copyright © Ed2Net Learning, Inc. 14 Break

15. Copyright © Ed2Net Learning, Inc. 15 Try Assessment Questions Now.

16. Copyright © Ed2Net Learning, Inc. 16 1.Divide. Write a related multiplication sentence for 6 ÷ 2

17. Copyright © Ed2Net Learning, Inc. 17 2. Complete skip counting pattern 200, 198, ---, ---

18. Copyright © Ed2Net Learning, Inc. 18 3. Amy and Joe decided to share a telescope an equal number of months a year. How many months will Amy use the telescope this year?

19. Copyright © Ed2Net Learning, Inc. 19 4. Can two friends share a book equal number of times in a week?

20. Copyright © Ed2Net Learning, Inc. 20 5. Which number sentence is equal to 2 x 9? a) 2 x 3 x 4 b) 2 x 3 x 3 c) 2 x 4 x 2 d) None of the above

21. Copyright © Ed2Net Learning, Inc. 21 6. Mother divided 40 candies among her two kids. How many candies did each kid get?

22. Copyright © Ed2Net Learning, Inc. 22 7. A book on music costs $18. Lee and John buy together. How much money did each boy pay for the book, if they pay the same amount?

23. Copyright © Ed2Net Learning, Inc. 23 8. Which one is correct about the pattern 142, 140, 138, 136 a) Skip counting by 2s b) Forward skip counting by 2s c) Backwards skip counting by 2s d) Backwards skip counting by 3s

24. Copyright © Ed2Net Learning, Inc. 24 9. Roger spend the same amount of money at two different stores. She spend $160 in all. How much did she spend at each store?

25. Copyright © Ed2Net Learning, Inc. 25 10. Rock saved $2 each month in his piggy bank. He bought a camera for $60 out of his savings. How much time he would have needed to save the required money?

26. Copyright © Ed2Net Learning, Inc. 26 Recap Dividing by 2 Factors Important Tips Half of the number Skip counting Related facts Practice problems

27. Copyright © Ed2Net Learning, Inc. 27 Well Done! Practice worksheets on the Lesson.