Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
Question
Secondary 1 | Maths
2 Answers Below
Anyone can contribute an answer, even non-tutors.
Testing on hcf, lcm, primes. Please help and include an explanation if possible, thank you very much.
Date Posted: 3 years ago
Views: 306
See 2 Answers
Breakdown 42 and 56 into their prime notation respectively.
42 = 2 * 3 * 7
56 = 2 * 2 * 2 * 7
As you can see, 2 and 7 are common prime factors of 42 and 56. Hence HCF = 2 * 7 = 14.
42 = 2 * 3 * 7
56 = 2 * 2 * 2 * 7
As you can see, 2 and 7 are common prime factors of 42 and 56. Hence HCF = 2 * 7 = 14.
360 Tutoring Program