2. Decompose tenths into hundredths using the area model. Express the equivalence of tenths and hundredths with fractions and with decimals.
a. 3 tenths

b. 1 and 7 tenths


Name ________________________________ Date ________________________
1. Write the following fractions as equivalent decimals. Then, model each decimal with the given representation.
a.

b.

c.

d.

e.

7 __________________________________ 8
f.

3.6 _________________________________ 3.7
g.

ones • tenths
h.

ones • tenths hundredths
For 3 tenths, decompose the tenths into hundredths using the area model and express the equivalence with fractions and with decimals.
For 1 and 7 tenths, decompose the tenths into hundredths using the area model and express the equivalence with fractions and with decimals.
3. Use number bonds to complete parts (a) and (b) below:
a. Decompose
b. Compose
Decompose
4. Model the following equivalence on the place value chart using place value disks.
ones | . | tenths | hundredths |
|---|---|---|---|
Explain and model on the place value chart why
5. Complete the following chart.
Unit Form | Fraction | Fraction Expanded Form | Decimal Expanded Form | Decimal |
|---|---|---|---|---|
a. 1 tenth 6 hundredths | ||||
b. | ||||
c. | ||||
d. | ||||
e. |
For row a, "1 tenth 6 hundredths," fill in the missing fraction, fraction expanded form, decimal expanded form, and decimal in the chart.
For row b with fraction
For row c with decimal
6. Maya puts groceries into bags. The items and their weights in kilograms are given below.
|
|
|
|
|
|
Bread | Bananas | Cheese | Carrots | Grapes | Eggs |
|---|---|---|---|---|---|
0.25 | 0.34 | 0.56 |
a. Plot the weight in kilograms of each item on the number line below.

0 1
b. Write a number sentence using decimals to record the weight in kilograms of the bananas in expanded form.
c. Write a number sentence using fractions to record the weight in kilograms of the grapes in expanded form.
Maya packs the eggs and cheese into one of the bags. Together, these items weigh
d. Use the area model to show that


e. Use division to show how
Maya places the bread into the bag with the eggs and cheese. Together, all three items weigh 1 and 15 hundredths kilograms.
f. Use a model and words to explain how 1 and 15 hundredths can be written as a decimal and as a fraction.
Maya put the rest of the groceries in a second bag. The items in both bags weigh a total of 2
g. Using a model and words, explain how many tenths are in 2
d. Use the area model to show that
e. Use division to show how
f. Use a model and words to explain how 1 and 15 hundredths can be written as a decimal and as a fraction.
g. Using a model and words, explain how many tenths are in 2
For row d with decimal expanded form
For row e with fraction expanded form