NCERT Solutions for Class 6 Maths Chapter 3
Important NCERT Questions
Playing With Numbers Chapter 3 Exercise 3.7
NCERT Books for Session 2022-2023
CBSE Board
Questions No 10
Find the L.C.M. of the following numbers: (a) 9 and 4 (b) 12 and 5 (c) 6 and 5 (d) 15 and 4 Observe a common property in the obtained L.C.Ms. Is L.C.M. the product of two numbers in each case?
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Hints:-
(a) L.C.M. of 9 and 4
= 2 x 2 x 3 x 3
= 36
(b) L.C.M. of 12 and 5
= 2 x 2 x 3 x 5
= 60
(c) L.C.M. of 6 and 5
= 2 x 3 x 5
= 30
(d) L.C.M. of 15 and 4
= 2 x 2 x 3 x 5
= 60
Yes, the L.C.M. is equal to the product of two numbers in each case.
And L.C.M. is also the multiple of 3.
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