Concept explainers
To calculate : The sum of the given expression:
Answer to Problem 42E
Explanation of Solution
Given information :
Consider the expression provided in the question:
Calculation :
Evaluating the expression,
Both integers are negative, so the sum is negative;
Estimating the sum by rounding off the integers to the nearest10;
Therefore,
As both the integers are negative, the sum is also negative.
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Holt Mcdougal Larson Pre-algebra: Student Edition 2012
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