Transcript Slide 1

0.68
Decimals
Ordering Decimals
0.12
Chris Clements
0.3
<date>
Learning Objective:
LO: I can order decimals.
Ordering decimals
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
5 3 2
Tenths
Hundredths
8 8
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
Can you order the following decimals?
0.5
0.2
0.8
0.3
0.2
0.5
0.8
0.3
Decimals can be represented using a 100 square;
This 100 square shows 1 hundredth
of a whole. We can shows this by
writing the decimal 0.01
Can you order the following decimals?
0.29
0.41
0.74
0.41
0.85
0.74
0.29
0.85
Can you order theses decimals from smallest to biggest?
0.1
0.41
0.7
0.31
0.7
0.89
0.89
0.1
0.93
0.41
0.
04
0.8
0.29
0.0.8
04
0.29
0.93
Can you order theses decimals from smallest to biggest?
3.3
3.8
3.4
3.6
3.3
3.8
3.6
0.93
0.91 0.93
0.91 0.96
0.99 0.99
0.96
6.45 6.45
6.25
7.18 7.08
6.25 7.08
7.18
Can you order theses decimals from biggest to smallest?
4.2
4.1
3.6
4.1
4.2
3.9
3.9
3.6
2.4
2.5
2.45
2.14
2.5
2.4
2.45
2.14
0.37 0.73
0.97
0.3 0.37
0.97 0.73
0.3
Steps to success
1) First look to ordering the units digit
4.1
3.1
3.6
4.1
4 is bigger than 3
2) Now look at the tenths digit
4.1
2.1
2.6
3.6
0.6 is bigger than 0.1
3) Finally look at the hundredths digit
0.56
4.1 0.51
3.6
0.56 is bigger than 0.51
Activity
<type here>
Plenary
Order these decimals from smallest to biggest;
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
smallest
3
3.3
3.03
3.23
3.2
3.03
3.23
3.2
3.3