Adding Mixed Numbers with Unlike Denominators

Adding Mixed Numbers with Unlike Denominators

Watch the video and take notes in your journal.

Multiple Choice

What is the first step when adding fractions with unlike denominators?

• find the LCD

• add the numerators

• add the denominators

Multiple Choice

How should you line up your problem?

• vertically (up & down)

• horizontally (side to side)

Multiple Choice

After finding the LCD, what do you do to the Whole Number?

• change it to the LCD

• nothing, leave it alone

Multiple Choice

What do you add first?

• the numerator

• the denominator

• the whole number

Solve all of the following practice problems in your journal

Fill in the Blanks

What is the new problem?

6 1/4 + 2 1/6

Fill in the Blanks

Solve: 1 1/5 + 2 7/10

Fill in the Blanks

3 3/10 + 4 1/2

Fill in the Blanks

6 1/3 + 2 1/6

Fill in the Blanks

1 2/5 + 5 1/4

Fill in the Blanks

6 7/9 + 2 1/3

All done!
You need to show me your work in your journal in order for me to give you your grade.