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प्रश्न
A number changes from 40 to - 30. What is the increase or decrease in the number?
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उत्तर
∵A number changes from = 40 to - 30
⇒ 40 – (- 30)
40 + 30 = 70
∴70, it will be decreases.
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संबंधित प्रश्न
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