When we add a positive number, we move in direction on a number line. When we add a negative number, we move in direction on a number line.
A
Right or left
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B
both right and left
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C
the right
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D
the left
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Solution
The correct option is D the left To add a positive number, we move in the right direction on a number line.
For example: 0+5
To add a negative number, we move in the left direction on a number line.
For example: 0+(−5)