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Example 3.2 from Prealgebra, 3.1 Introduction to Integers
Introduction to Integers: example 3.2
Order each of the following pairs of numbers using or
- ⓐ
- ⓑ
- ⓒ
- ⓓ
Work it out on paper first. Then open the solution one step at a time, and stop as soon as you can finish on your own.
Solution
Begin by plotting the numbers on a number line as shown in Figure 3.12.
Figure 3.12ⓐ Compare 14 and 6. 14 is to the right of 6 on the number line. ⓑ Compare −1 and 9. −1 is to the left of 9 on the number line. ⓒ Compare −1 and −4. −1 is to the right of −4 on the number line. ⓓ Compare 2 and −20. 2 is to the right of −20 on the number line.
Your turn
The book's Try It right after this example: same idea, new numbers. Only the answer is given.
Order each of the following pairs of numbers using or
- ⓐ
- ⓑ
- ⓒ
- ⓓ
How did it go?