the question in HCF 48, 70
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2
Step-by-step explanation:
divison method
70÷48=Q:1 and R:22
48÷22=Q:2 and R:4
22÷4=Q:5 and R:2
4÷2=Q:2 and R:0
so 2 is the HCF of 48 and 70 because it is the last divisor
prime factorisation method
48=2×2×2×2×3
70=2×5×7
common factor is only 2 so, 2 is the HCF of 48 and 70.
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