1. 0.68
0.12
Decimals
Ordering Decimals
0.3
Chris Clements

2. LO: I can order decimals.
<date>
Learning Objective:
LO: I can order decimals.

3. H T U 5 3 2 8 8 Ordering decimals Tenths
Decimals numbers are numbers that use the place holder tenths, hundredths etc…
A decimal point (.) is used to separate the number from the units, tens, hundreds… H T U
Tenths
Hundredths 5 3 2 8 8

4. Can you order the following decimals?
Decimals can be represented using a 100 square;
This 100 square shows 1 tenth of a whole. We can shows this by writing the decimal 0.1
0.5
0.2
0.3
0.8
0.5
0.2
0.8
0.3

5. This 100 square shows 1 hundredth of a whole
This 100 square shows 1 hundredth of a whole. We can shows this by writing the decimal 0.01
Decimals can be represented using a 100 square;
Can you order the following decimals?
0.29
0.41
0.41
0.74
0.85
0.74
0.29
0.85

6. Can you order theses decimals from smallest to biggest?
0.1
0.7
0.41
0.31
0.31
0.7
0.89
0.89
0.1
0. 04
0.93
0.41
0.29
0.8
0.8
0. 04
0.93
0.29

7. Can you order theses decimals from smallest to biggest?
3.3
3.8
3.4
3.4
3.6
3.3
3.8
3.6
0.93
0.91
0.91
0.93
0.96
0.99
0.99
0.96
6.45
6.25
6.45
7.18
7.08
6.25
7.08
7.18

8. Can you order theses decimals from biggest to smallest?
4.2
4.1
4.1
3.6
3.9
4.2
3.9
3.6
2.4
2.5
2.14
2.45
2.4
2.5
2.45
2.14
0.97
0.37
0.73
0.3
0.97
0.37
0.73
0.3

9. Steps to success
1) First look to ordering the units digit
3.1
4.1
3.6
4.1
0.6 is bigger than 0.1
4 is bigger than 3
2) Now look at the tenths digit
2.1
4.1
3.6
2.6
3) Finally look at the hundredths digit
4.1
0.56
0.51
3.6
0.56 is bigger than 0.51

10. Activity
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11. Order these decimals from smallest to biggest;
Plenary
Order these decimals from smallest to biggest;
smallest
0.31
1.30
3.01
3.1
13.0
3.01
13.0
0.31
1.30
3.1
Write these fractions in order;
biggest 3
3.03
3.2
3.23
3.3
3.23
3.2
3.3
3.03