Concept explainers
To Find: The sum
Answer to Problem 28SGR
Explanation of Solution
Given information:
Concept and Formula Used:
To add integers with same sign add their absolute value and put the sign positive if both are positive and negative if both integers are negative.
To add integers with different sign subtract their absolute value and put the sign of the greater integer.
Calculation:
The given sum is
First add the numbers 2 and 8
As the sign of both the integer is different therefore subtract
The sign of the sum is positive as
Conclusion:
Chapter 2 Solutions
Pre-Algebra, Student Edition
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