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Exercises Expressions, exponents and radicals

Example 1 from Algebra and Trigonometry, 1.1 Real Numbers: Algebra Essentials

Writing Integers as Rational Numbers

Write each of the following as a rational number.

ⓐ7
ⓑ0
ⓒ–8

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.

1
Solution
Write a fraction with the integer in the numerator and 1 in the denominator.
1. ⓐ $7 = \frac{7}{1}$
2. ⓑ $0 = \frac{0}{1}$
3. ⓒ $−8 = - \frac{8}{1}$

Your turn

The book's Try It right after this example: same idea, new numbers. Only the answer is given.

Write each of the following as a rational number.

ⓐ11
ⓑ3
ⓒ–4

How did it go?

PreviousSystems of Measurement: example 7.58 Next Identifying Rational Numbers

From Algebra and Trigonometry (1st edition) by OpenStax (Rice University), section 1.1, licensed under CC BY 4.0. Original at openstax.org. We split the solution into steps; the words, numbers and figures are the book's. OpenStax doesn't endorse this site.