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HCF and LCM — Maths STD 7 — Question

Maharashtra BoardEnglish MediumSTD 7MathsHCF and LCM2 Marks
Question
Find the HCF and LCM.32,16
✓

Answer

32 = 2 x 16
= 2 x 2 x 8
= 2 x 2 x 2 x 4
= 2 x 2 x 2 x 2 x 2
16 = 2 x 8
= 2 x 2 x 4
= 2 x 2 x 2 x 2
∴ HCF of 32 and 16 = 2 x 2 x 2 x 2
= 16
∴ LCM of 32 and 16 = 2 x 2 x 2 x 2 x 2
= 32

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