1. Grade 2 Money, Time and Temperature Copyright © Ed2Net Learning, Inc.1

2. Hi ! How have you been? Today we will learn about Time. But before that, lets go back to what we have studied about money and do a quick revision. Copyright © Ed2Net Learning, Inc.2

3. Revision A pack of candies costs $1.00. Can you pay using all quarters, all dimes or all nickels. Which coins would you need the least? Pay for candies with 4 quarters, 10 dimes or 20 nickels; Quarters Nick wants to buy flowers for his mother. He has 3 quarters, 2 dimes and 1 nickel. This is equal to the cost of the flowers. How much do the flowers cost? $1.00 Copyright © Ed2Net Learning, Inc.3

4. Revision Anne wants to buy two dolls. Each doll is for 45cents. She has 2 quarters and 2 dimes.  Does she have enough money for both? No  If she buys only one doll how can she pay by using the fewest coins? 1quarter and 2 dimes  If she gets 1 more quarter, how much money will she have? 95 cents Copyright © Ed2Net Learning, Inc.4

5. Time There are 24 hours in a day. Each hour has 60 minutes. Each minute has 60 seconds. Copyright © Ed2Net Learning, Inc.5

6. Clock We can tell the time by looking at the position of hands of a clock. Minute Hand Hour Hand The hour hand is the shorter hand and points at the hour of the day. The minute hand is the longer hand that shows the time in minutes in that hour. Copyright © Ed2Net Learning, Inc.6

7. Hour When the hour hand is at one of the numbers from 1 to 12 and the minute hand is at 12 then the time is that hour. Copyright © Ed2Net Learning, Inc.7

8. Example What time does the clock show? The hour hand points at 5. The minute hand points at 12. The clock shows 5:00 Copyright © Ed2Net Learning, Inc.8

9. Your Turn What time does the clock show? 10:00 Copyright © Ed2Net Learning, Inc.9

10. What time does the clock show? 6:00 Copyright © Ed2Net Learning, Inc.10

11. Half Hour When the clock shows the minute hand at 6 then it signifies 30 minutes. If you count by 5s you will have counted 30 minutes at 6. You will also see that the hour hand has moved half way between the initial hour and the next hour. Copyright © Ed2Net Learning, Inc.11

12. Copyright © Ed2Net Learning, Inc.12  For Example  The hour hand is between 6 and 7  The minute hand is at 6.  The clock shows 6:30

13. What time does the clock show? The hour hand points between 3 and 4. The minute hand points at 6. The clock shows 3:30. Copyright © Ed2Net Learning, Inc.13

14. Practice What time does the clock show? 8:30 Copyright © Ed2Net Learning, Inc.14

15. Practice What time does the clock show? 5:30 Copyright © Ed2Net Learning, Inc.15

16. Digital Clock A clock in which the time is displayed numerically.  For Example:  The digital clock here shows the time as 12:00 Copyright © Ed2Net Learning, Inc.16

17. The time on a digital clock can be displayed on the standard clock.  For Example: the digital clock shows 3:30. This can be shown as Copyright © Ed2Net Learning, Inc.17

18. Another Example:  Display 12:05 on the clock. Copyright © Ed2Net Learning, Inc.18

19. Try This Display the time on the clock  7:15  12:00 Copyright © Ed2Net Learning, Inc.19

20. Time to Five Minutes Look at the clock below.  You can see lines between any two numbers. Each line represents a minute. Minute. Copyright © Ed2Net Learning, Inc.20

21. Between any two numbers the time is 5 minutes. Count by 5s to know the time.  For Example: Count by 5s: 5, 10. The hour hand is at 10. So the time is 10:10 Copyright © Ed2Net Learning, Inc.21

22. Another Example: Count by 5s: 5, 10, 15, 20, 25, 30, 35. The hour hand is at 10. The time is 10:35 Copyright © Ed2Net Learning, Inc.22

23. Try These Write the time 10:15 6:35 Copyright © Ed2Net Learning, Inc.23

24. Note: Once you have counted by 5s up to 60 the hour hand moves to the next number.  For Example:  When you start to count by 5s from 12 at 12:00 and count up to 60, the hour moves forward to the next number showing 1:00. Copyright © Ed2Net Learning, Inc.24

25. Time to 15 Minutes 15 Minutes is also called Quarter Hour. 1:00 1:15 1:30 1:45 2:00 You can see 15 minutes make quarter hour. There are four quarters in an hour. In a quarter hour minute hand moves around one-fourth of the clock. Copyright © Ed2Net Learning, Inc.25

26. Another Example Write the time 10:00 10:15 10:30 10:45 Copyright © Ed2Net Learning, Inc.26

27. Practice Write the time 6:15 6:30 6:45 7:00 Copyright © Ed2Net Learning, Inc.27

28. Practice Write the time. 7:00 7:15 7:30 7:45 Copyright © Ed2Net Learning, Inc.28

29. Time Before and After the Hour How to tell time before and after the Hour?  You can show this time as 7:15  You can also say the time is a quarter after 7:00 or 15 minutes after 7:00.  There is another way to say the same time. It is 45 minutes before 8:00. Copyright © Ed2Net Learning, Inc.29

30. Another Example: Write the time. The time is 12:20. It shows 20 minutes after 12. It can also be written as 40 minutes before 1:00. Copyright © Ed2Net Learning, Inc.30

31. Try This Look at the picture below and answer:  How many minutes after 11 does it show? 55minutes  How do you write this time? 11:55  How many minutes before 12 is it? 5minutes Copyright © Ed2Net Learning, Inc.31

32. Try This Tell the time in different ways.  The time is 5:15  The time is 15 minutes after 5  The time is 45 minutes before 6 Copyright © Ed2Net Learning, Inc.32

33. Break!!! Copyright © Ed2Net Learning, Inc.33

34. Assessment Write the time 9:30 7:00 Copyright © Ed2Net Learning, Inc.34

35. Assessment Display the time on the clock  6:45  11:30 Copyright © Ed2Net Learning, Inc.35

36. Assessment Write the time. 9:25 1:45 Copyright © Ed2Net Learning, Inc.36

37. Assessment Write the time 6:15 6:45 7:15 Copyright © Ed2Net Learning, Inc.37

38. Assessment Write the time in more than one way. 45 minutes after 7 15 minutes before 8 50 minutes after 4 10 minutes before 5 Copyright © Ed2Net Learning, Inc.38

39. Assessment Jane wakes up at 7:00. It takes her one hour to get ready for school. What time does Jane get ready? 8:00 Adam has to meet Francis at 4:00. He is half hour late. What is the time when he meets Francis? 4:30 Copyright © Ed2Net Learning, Inc.39

40. Assessment Vivian goes to the playground. She swings for 30 minutes. Then she plays with her friends for half hour. How long has Vivian been on the playground? 1 hour The clock shows 5:45. What ways can you write the time? 45 minutes after 5; 15 minutes before 6 Copyright © Ed2Net Learning, Inc.40

41. Assessment Greg has to be at the baseball practice at 4:15. It takes him a quarter hour to reach the field. What time should he leave for the practice. 4:00 The clock shows 8:20. Olivia reads it as 20 minutes after 8. Julia reads it as 20 minutes before 8. Who is correct? Olivia is correct; 20 minutes before 8 will be 7:40 Copyright © Ed2Net Learning, Inc.41

42. Recap In this lesson we have covered the following:  Read time to hour and half hour  Read time on a digital clock  Read time to 5 minutes  Read time to quarter hour  Read time to before and after an hour Copyright © Ed2Net Learning, Inc.42

43. Excellent work! Keep practicing your worksheets. Copyright © Ed2Net Learning, Inc.43