Compare and Order Rational Numbers
6-17
Simplify to compare.
^42 4 2 2
Look at the number line above: 3 2
Compare: 6 8
1
2
You can use a number line to compare rational numbers.
The number farther to the right is the greaternumber.
6 is farther to the right.
So 6 8
1
2 .
Compare: 3
^42
3 2
So 3
^42 .
Order from least to greatest: 0, 1
1
2 ,
2.5
From least to greatest:2.5, 0, 1
1
2
Study these examples.
?
?
10
6.9 4.6 9.17
9 8 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 8 9 10
83
4
61
4
8
4
12
3
11
3
Compare: 9 .17 8
9 .17 83
4
3
? 4 Order from least to greatest:
6 , , 6. 9
6. 9 , 6 , ^12
3
1
4
12
3
1
4
Order from greatest to least:
, 4.6,
4.6, , ^8
4
11
3
8
4
11
3
10 9 8 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 8 9 10
81 6
2
3
2.5 0
2 1 0 1 2 3
(^112)
1.1
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