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Exercises Numbers, fractions and percents

Example 3.12 from Prealgebra, 3.1 Introduction to Integers

Introduction to Integers: example 3.12

Translate each phrase into an expression with integers:

ⓐ the opposite of positive fourteen
ⓑ the opposite of $−11$
ⓒ negative sixteen
ⓓ two minus negative seven

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
1. ⓐ the opposite of fourteen
  $−14$
2. ⓑ the opposite of −11
  $- (−11)$
3. ⓒ negative sixteen
  $−16$
4. ⓓ two minus negative seven
  $2 - (−7)$

Your turn

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

Translate each phrase into an expression with integers:

ⓐ the opposite of positive nine
ⓑ the opposite of $−15$
ⓒ negative twenty
ⓓ eleven minus negative four

How did it go?

PreviousIntroduction to Integers: example 3.11 Next Introduction to Integers: example 3.13

From Prealgebra (1st edition) by OpenStax (Rice University), section 3.1, 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.