Question #6440226Single Choice
Math 6
Question
Which of the following represents the sum of and ?
Options
A
B
C
D
Answer & Analysis
Answer
A
Analysis
Question Analysis
This question tests the understanding of adding two negative integers. The key concept is that adding two negative numbers results in a more negative number.
This question tests the understanding of adding two negative integers. The key concept is that adding two negative numbers results in a more negative number.
Key Concept Explanation
When adding two negative integers, we can think of it as combining two amounts of “debt” or “shortage”.
The rule is to add the magnitudes of the two negative numbers and then attach a negative sign to the sum.
In other words, we are aggregating the “negativeness” of the two values. The formula is .
When adding two negative integers, we can think of it as combining two amounts of “debt” or “shortage”.
The rule is to add the magnitudes of the two negative numbers and then attach a negative sign to the sum.
In other words, we are aggregating the “negativeness” of the two values. The formula is .
Step-by-step Solution
1. Identify the numbers: The numbers are and .
2. Add the magnitudes of the two negative numbers:
1. Identify the numbers: The numbers are and .
2. Add the magnitudes of the two negative numbers:
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