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प्रश्न
Use the number line and add the following integers: (−1) + (−3)
उत्तर
On the number line, we start from 0 and move 1 step to the left to reach point A. Now, starting from A, we move 3 steps to the left to reach point B.
B represents the integer −4.
∴ (−1) + (−3) = −4
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