Mathematics 5 - Quarter 3 - Week 2

Mathematics 5 - Quarter 3 - Week 2

​Lesson 1

Finding the Percentage of a Number

​Lesson 2

Solving Routine and Non-Routine Problems Involving Percentage

Fill in the Blanks

Change the ratio to percent.

1 : 5

Fill in the Blanks

Change the decimal to percent.

0.25

Fill in the Blanks

Change the fraction to percent.

4/5

Fill in the Blanks

Change the ratio to percent.

2 : 5

Fill in the Blanks

Change the decimal to percent.

3.25

Fill in the Blanks

Determine the RATE in the statement below:

16 is 20% of 80.

Fill in the Blanks

Determine the RATE in the statement below:

35% of 90 is 31.5.

Fill in the Blanks

Determine the BASE in the statement below:

₱100 is 4% of ₱2,500

Fill in the Blanks

Determine the PERCENTAGE in the statement below:

51 children 2/3% of them are boys, 34 are boys.

Fill in the Blanks

Determine the PERCENTAGE in the statement below:

180% of 200 is 360.

Fill in the Blanks

2 x 1.1

Fill in the Blanks

2 x 5.1

Fill in the Blanks

3 x 3.61

Fill in the Blanks

4 x 3.12

Fill in the Blanks

99 x 1.01

​What is your target score in a 20-item test?

​Pablo listens very well to the teacher during the discussion of the lesson. When they were given a 5-item test his grade was 80%. How many correct answers did Pablo get?

​80% of 5 is N

80% x 5 = N

0.80 x 5 = N

N = 4

​Angel, 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. What is his score?

98% of 50 is N

98% x 50 = N

0.98 x 50 = N

N = 49

​What is 90% of a 50-item test?

90% of a 50-item test is what?

N is 90% of a 50-item test.

_____ is 90% of a 50-item test.