AC Lim's answer to Leisha's Secondary 1 Maths Singapore question.
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Hope this helps
Date Posted:
1 year ago
U can use HCF for b) i
1200 = 2⁴ x 5³
400 = 2⁴ × 5²
1000 = 2³ × 5³
HCF = 2³ × 5² = 200
1200 = 2⁴ x 5³
400 = 2⁴ × 5²
1000 = 2³ × 5³
HCF = 2³ × 5² = 200
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