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प्रश्न
Use the properties of whole numbers and simplify.
500 × 689 – 500 × 89
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उत्तर
Using distributivity of multiplication over subtraction
500 × 689 – 500 × 89
= 500 × (689 – 89)
= 500 × 600
= 300000
∴ 500 × 689 – 500 × 89 = 3,00,000
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