Mathematics for Grade 5, Topic: Pie Graph

Mathematics 5 Demo Teaching

1. Mathematics 5

2. COMPLETE

3. Prayer Angel of God My guardian dear To whom God’s love Commits me here Ever this day Be at my side To light and guard To rule and guide Amen

4. Math in Everyday Life There is Math in everyday life, in everyday life (2x) Let us add and subtract, Multiply and divide, There is Math in everyday life, in everyday life (2x)

5. First Equation 50% of 100

6. Second Equation 25% Of 100

7. Third Equation 5% Of 40

8. Fourth Equation 10% Of 75

9. Fifth Equation 20% o f 50

10. Sixth Equation 15% 0f 100

11. Answers to equations

12. 1 st equation 50

13. 2 nd equation: 25

14. 3 rd equation: 2

15. 4th equation: 7.5

16. 5 th equation: 10

17. 6 th equation: 15

18. Pizza 

19. It is round/circle

20. It c an be sliced into pieces

21. Activity 1

22. Table 1: GARBAGE PERCENT COMPUTATION MASS (in metric ton) bottles 10% .10 x 2000 200 cans vegetable paper plastic TOTAL 100% 2000

23. Answer to Table 1: GARBAGE PERCENT COMPUTATION MASS (in metric ton) bottles 10% .10 x 2000 200 cans 15% .15x2000 300 vegetable 10% .10 x 2000 200 paper 5% .05x2000 100 plastic 60% .60x2000 1200 TOTAL 100% 2000

24. Activity 2- Group Work

25. Answer the following questions: What is the total monthly water consumption of Lorenzo family ? 2. How many cubic meter were used for washing clothes, bathing, cooking and other things? 3.Convert the fractional part of the consumption into a percentage form. washing clothes-_____ bathing-__________ Cooking and other things ______

26. Generalization: Circle graph is a representation of material that can be given in form of parts of a whole. It is also called a pie graph. We can read and interpret data by using percentage or fraction. The bigger the percent of the item the larger is its part in a circle.

27. “A Typical Day of Dane”

28. Table 2: ACTIVITY Number of HOURS SPENT PERCENTAGE Eating 3 School 6 Helping… 3 Recreation 2 Homework 1 Sleeping 9 TOTAL 24 100

29. Answer to Table 2: ACTIVITY Number of HOURS SPENT PERCENTAGE Eating 3 12.5 School 6 25 Helping… 3 12.5 Recreation 2 8.3 Homework 1 4.2 Sleeping 9 37.5 TOTAL 24 100

30. Favorite Subjects Among 100 pupils:

31. Fill-out the table: SUBJECTS PERCENTAGE Fractional Form Mathematics English Science Makabayan Filipino

32. Answer : SUBJECTS PERCENTAGE Fractional Form Mathematics 30% 3/10 English 20% 2/10 or 1/5 Science 20% 2/10 or 1/5 Makabayan 15% 3/20 Filipino 15% 3/20

33. Assignment: Bring the following tomorrow: Compass Ruler Crayons Pencil Typewriting paper

34. THANK YOU !!! 