Page 50 - NUMINO TG_6A

03Mix the Numbers! Unit

Objective: Learn how to add, subtract, multiply, and divide fractions. Review with students the addition and the

Review adding and subtracting fractions using the least common denominator. subtraction of fractions using the least

Each shape stands for a number. Identical shapes represent the same common denominator.
number.
Example:
1= 6
21 41 5
1= 3 6 36 66 6
31918
5 15 15 15 15

1= 2 3 6 Then, have students solve the first problem
using the least common denominator.

6 6 so 6
6

Find the numbers that , , and represent. Solve the second and third addition
Then check your answers. problems with students.

= 6, = 2, = 1 Example: 6 3 6
The least common denominator is 6.

So, 1 2 3 6
2

1 2 6
6

1 3
6

So, 2.

Refer to .

3. Mix the Numbers! 19

Find the Numbers that , , and represent

1= 6 , 1= 2 2 , 1= 1 1 1
6 3 6 2 3 6

Explain to students the steps for solving these problems using the least common denominator.

Find the least common denominator.

Rewrite all fractions so that they have the same denominator.

Add the fractions.

Check if the answer makes the simple equation true.

6A Unit 03 033