OpenStax, Prealgebra 2e §3.3 Subtract Integers · Example 15 · Arithmetic · Integers

Subtract Integers · Example 15

In the morning, the temperature in Urbana, Illinois was $11$ degrees Fahrenheit. By mid-afternoon, the temperature had dropped to $- 9$ degrees Fahrenheit. What was the difference between the morning and afternoon temperatures?

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OpenStax, Prealgebra 2e · §3.3 Subtract Integers · Example 15

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