Lesson 4.3 Reasoning Task-On Your Own #12

The picture shows the approximate temperatures at which most seawater boils and freezes. How many degrees are there between the boiling point and the freezing point?

Question 1

Essay
Part A-Will your answer be positive or negative? Explain.

Part B- Write and evaluate an expression to solve the problem. Write an expression to represent the problem. Use absolute value if appropriate based on Part A. Then solve the problem of how many degrees are there between the boiling point and the freezing point.

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