Find the H.C.F. of the given numbers.

Find the H.C.F. of the given numbers by prime factorisation method :
(i) 28, 36
(ii) 54, 72, 90
(iii) 105, 140, 175.

Solution:

ML Aggarwal Class 6 Solutions for ICSE Maths Chapter 4 Playing with Numbers Ex 4.4 1
ML Aggarwal Class 6 Solutions for ICSE Maths Chapter 4 Playing with Numbers Ex 4.4 2

Find the H.C.F. of the given numbers by division method:
(ii) 198, 429
(ii) 20, 64, 104
(iii) 120, 144, 204

Solution:

ML Aggarwal Class 6 Solutions for ICSE Maths Chapter 4 Playing with Numbers Ex 4.4 3
ML Aggarwal Class 6 Solutions for ICSE Maths Chapter 4 Playing with Numbers Ex 4.4 4
ML Aggarwal Class 6 Solutions for ICSE Maths Chapter 4 Playing with Numbers Ex 4.4 5
ML Aggarwal Class 6 Solutions for ICSE Maths Chapter 4 Playing with Numbers Ex 4.4 6

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