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# Find the largest number that divides 280 and 490 without leaving a remainder.

Find the largest number that divides 280 and 490 without leaving a remainder.

**Solution:**

280 = 2 x 2 x 2 x 5 x 7

490 = 2 x 5 x 7 x 7

The largest number that divides 280 and 490 without leaving a remainder is their HCF

**HCF of 280 and 490 = 2 x 5 x 7 = 70**

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