1. Find the HCF by finding common factors.
21 and 28
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1
Step-by-step explanation:
We found the factors and prime factorization of 21 and 28. The biggest common factor number is the GCF number. So the greatest common factor 21 and 28 is 7.
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I dont know Bro
Step-by-step explanation:
sorry! Can't Help You
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