Page 36 - NUMINO TG_5A

02Factors Unit

CMath Vo abulary factor: a smaller whole number which can be multiplied with another whole number to produce

the first whole number

Objective: Learn how to find factors, common factors, and the greatest common factor.

Find the factors of each number in a using different multiplication Have the students use the following method
sentences. Write the correct numbers in the blanks. to find the factors of the given numbers in the
blue circle.
12 8
Write a multiplication sentence to
1 \ 12 1\8 represent the rectangles.
Numbers that that are part of the
multiplication sentences are the factors of
the product. Write all the factors on the line
provided.

2\6 3\4 2\4

Have the students use the activity in the

Factors of 12: 1, 2, 3, 4, 6, 12 Factors of 8: 1, 2, 4, 8 textbook to solve word problems.

Refer to .

16 24 \ 1 24

1 \ 16 2 \ 12

2\8 3\8

4\4 4\6
Factors of 16: 1, 2, 4, 8, 16 Factors of 24: 1, 2, 3, 4, 6, 8, 12, 24

2. Factors 11

Problem: Solution:
The following rectangles are the 3 ways a rectangle Rectangles that can be made with 28 squares:
can be made using 16 squares. How many ways Make 28 by multiplying two numbers
can a rectangle be made with 28 squares? How 28 1 28( 28 1), 28 2 14( 14 2),
many ways can a rectangle be made with 32 28 4 7( 7 4)
squares? There are 3 rectangles that can be made.

Rectangles that can be made with 32 squares:
Make 32 by multiplying two numbers
32 1 32( 32 1), 32 2 16( 16 2),
32 4 8( 8 4)
There are 3 rectangles that can be made.

5A Unit 02 019