Finding Percentage.pptx

1. Finding Percentage
Prepared by: Genelene B. Fernandez

2. Change the following decimals to percent.

3. Change the following decimals to percent.

4. Change the following decimals to percent.

5. Change the following decimals to percent.

6. Change the following decimals to percent.

7. Identify the rate, base and percentage
by completing the table.
Rate Base Percentage
6 is 25% of 24 25% 24 6
20% of 15 is 3 20 15 3
0.5% of 2000 is 10 0.5% 2000 10
60 is 20% of 300 20% 300 60
125% of 60 is 75 125% 60 75

8. What is your target
score in a 20-item test?
What passing grade is
it?

9. • Jake listens very carefully to
the teacher during the class
discussion of the lesson. When
they were given a 5-item test
his grade was 80%. How many
correct answers did Jake get?

10. • Who listens very well to the teacher?
• How many items was their test?
• What was his grade in the test?
• If you were Jake, will you also be
listening intently to the teacher?
Why?
• Do you think you can get a higher
grade than Jake? Why do think that
you can get a higher grade than
Jake?

11. Using the Techan’s Triangle, find
the percentage.

12. Using the Techan’s Triangle, find
the percentage.
25% 64

13. Using the Techan’s Triangle, find
the percentage.
20% 50

14. • There were 200 people at the
movie. 30% of them were children
and the rest were adults. How
many children were at the movie?
How many adults?

15. •Karla makes 5% commission on
her sales. If she makes a sale of
P10 200, how much commission
will she make?

17. Read, analyze and solve.
1. Kirt, a son of an overseas worker,
spends time studying his lessons
and helping his mother do the
household chores. As a result,
he gets 98% out of a 50-item
test in Math. What is his score?

18. Read, analyze and solve.
2. There are 40 pupils in a
class. Seventy five
percent of them are
present. How many are
present? How many are
absent?

19. Read, analyze and solve.
3. Rhoda’s allowance for the
day is Php 250. She spends
80% of it and saves the
rest. How much does she
spend? How much does
she save?

20. Group Activity
Mathyaga – What is 25% of 60?
Mathlinis –75% of 12 is ___
Mathinik – What number is 1% of
1000?
Mathalino - 1/5% of Php 1000 is?
Mathgaling – In an international
conference, 300 people who attended
were Filipinos. If 30% of these were
Filipino male, how many Filipino female
professionals were there?

21. How do you find the
percentage when the rate
and base are given?

22. Answer the following:
1. N is 50% of 2.
2. 200% of 3 is what number?
3. 150% of 400 is?
4. What is 3/8 of P 1,000,000?
5. 30% of 600 is?

23. Base Rate Percentage
30 10%
50 60%
180 150%
700 65%
10 000 275%
Find the percentage.
Complete the table.

24. Thank you!