Question

In the morning, Harrison checked the temperature outside to find that it was 12°F. Later in the afternoon, the temperature rose 12°F. Write an expression representing the temperature change. What was the afternoon temperature?

Answer 1

Original problem posted: 12°F + 12°F = 24°F

Corrected problem from the comments: -12°F + 12°F = 0°F

Explanation:

Original Problem statement:

"In the morning, Harrison checked the temperature outside to find that it was 12°F. Later in the afternoon, the temperature rose 12°F. Write an expression representing the temperature change. What was the afternoon temperature?"

Answer:

Morning temperature: 12°F

Change in temperature: +12°F

Afternoon temperature: 12°F + 12°F = 24°F

Corrected Problem statement:

"In the morning, Harrison checked the temperature outside to find that it was -12°F. Later in the afternoon, the temperature rose 12°F. Write an expression representing the temperature change. What was the afternoon temperature?"

Answer:

Morning temperature: -12°F

Change in temperature: +12°F

Afternoon temperature: -12°F + 12°F = 0°F

Answer 2

BEFORE THE CORRECTION: The answer is 24 °F.

AFTER THE CORRECTION: 0 °F.

Explanation:

BEFORE

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The term "rose" means that something was added, therefore, the equation would be 12+12=A (Afternoon temperature).

AFTER

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-12 + 12 = A