Lesson 14.6

Mrs. Smith Parker

LESSON 14.6

• Add Fractional Parts of 10 and 100

• I can rename fractions with denominators of 10 and 100 so

both sides denominators of 100.

• Standard: 4.NF.C.5

Lesson 14.6

Video

I DO!

Problem 1

A cook measures the mass of salt
and puts it in a bowl. Then she
measures the mass of pepper
and puts it in the same bowl.
What is the mass of the salt and
pepper mixture?

Fill in the Blank

Why is it important to have a common denominator when adding fractions ?

.

WE DO

A wallaby jumps 7/10 meter. Then it jumps
18/100 meter. How far does the wallaby
jump after jumping twice?
Rename 7/10 as a fraction with a
denominator of 100.
Then add.

Multiple Choice

What is 7/10 + 18/100

• 25/100

• 25/10

• 88/10

• 88/100

Multiple Choice

4/10 + 25/100=

What do you change the 4/10 to?

• 4/10

• 4/100

• 40/100

• 400/100

Multiple Choice

solve 4/10 + 25/100=

• 29/100

• 29/110

• 20/100

• 65/100

Multiple Choice

what is 7/10 renamed ?

• 70/100

• 7/100

• 7/10

• 70/10

You Do!

Molly has 3/10 pound of red clay and 63/100 pound of grey clay. How many pounds of clay does she have?

Multiple Choice

Solve 3/10 + 63/100+=

• 66/10

• 93/100

• 51/100

• 300/100

On your Own

Find the sum:

41/100 + 1/10=

2/10 + 67/100=

8/10 + 15/100=

33/100 +3/10=

Open Ended

Exit Slip

Explain how to add 9/100 + 8/10=