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प्रश्न
Using a number line, evaluate:
(-3) + (+5)
योग
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उत्तर
(-3) + (+5)
First of all for (-3) we move, 3 units to the left of zero, then move (+5) units to the right of 5, then we reach at (+2), then
(-3) + (+5) = -3 + 5 = 2
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