Want to make creations as awesome as this one?

## Transcript

Different Ways to Express a Decimal

Which one doesn't belong?

1. 26 ÷ 100
2. 0.26
3. 26 ✕ 0.001
4. (2 ✕ 0.1) + (6 ✕ 0.01)

Which One Doesn’t Belong?

You may have noticed that one of the answers, (2 ✕ 0.1) + (6 ✕ 0.01), is written in expanded form.

Expanded Form

Different Ways to Represent Decimals

What decimal represents the shaded region?

1. Look at the shaded area of this hundredths grid. What do you notice?
2. Explain or show why the shaded region represents (4 ✕ 0.1) + (1 ✕ 0.01) + (9 ✕ 0.001).

Expanded Form

Slides are CC BY NC Kendall Hunt Publishing. Curriculum excerpts are CC BY Illustrative Mathematics.

Write the number (8 ✕ 0.1) + (3 ✕ 0.01) + (5 ✕ 0.001) in decimal form.

Shade the grid to represent (8 ✕ 0.1) + (3 ✕ 0.01) + (5 ✕ 0.001).

Expanded Form

##### (1 x 0.1) + (1 x 0.01) + (5 x 0.001)

Expanded Form

In green, shade the part of the diagram that shows 8 ✕ 0.1In red, shade the part of the diagram that shows 3 ✕ 0.01In yellow, (try to) shade the part of the diagram that shows 5 ✕ 0.001What does the 5 in 0.105 represent?

Expanded Form

You Try It!

You Try It!

##### What are two ways to represent the shaded part of the diagram?

Ways to Represent Decimals

##### You will receive a bonus point for each one you try. If you try ALL FOUR, you will receive FIVE bonus points!!

The diagram shows a number.

• Write the number as a decimal.
• Write the number as a fraction.
• Write the number in expanded form.
• Write the number in word form.

BONUS POINTS!

Follow-Up Work