HCF of 28, 49 and 70 is dash
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Answer:
7
Step-by-step explanation:
factor of 28 : 1,2,4,7,14,28
factor of 49 : 1,7,49
factor of 70 : 1,2,5,7,10,14,35,70
common factor : 7
HCF : 7
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