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Interactive presentation plan for: Compare and order decimals

Activity overview:

16 slides

Learning Targets

I can compare two decimals using >, <, and =.
I can use visual models to justify my comparisons.

Comparing Money

How would you compare your money to your group members?

Rules for comparing

Determine which number sentence is true.

A.
2.61 >
2.16
B.
1.26 >
1.62
C.
2.49 =
2.94
D.
3.84 <
3.48

Determine which number sentence is true.

A.
3.59 >
3.95
B.
1.92 <
1.29
C. 1 =
1.00
D.
3.98 <
3.89

Determine which number sentence is true.

A.
1.35 =
1.53
B.
0.00 = 0
C.
1.48 =
1.84
D.
0.32 <
0.23

Ordering Decimals

Ordering Your Money

Boys will order their money from least to greatest on the tile.

Girls will order their money from least to greatest in the front of the room.

Ordering Money

As a class, put yourself in order (according to your Money) from least to greatest.

Order the numbers from least to greatest.

A.
6.6
B.
6.7
C.
6.33
D. 7

Order the numbers from least to greatest.

A.
8.9
B.
8.6
C.
8.88
D. 8

Using Visual Models to Order Decimals

Double Number Line Decimals

A double number line is a visual model that can be used in a variety of ways. You can create a
double number line that can be used to compare tenths and hundredths. The top line will show tenths while the
bottom line shows hundredths.

Georgia Performance Task

Turn and Talk


0.2 ,
0.22 ,
0.3 ,
0.30 ,
0.66 ,
0.6

How would you create a double number line for these decimals?

Reflection


1.How did you know where to place the decimals on the number lines?
2.
3. How do you feel about today's lesson?

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