The highest common factor of 81 and 63 is 9
1, 3, 9.
1, 3, 7, 21.
The LCM of 81 and 63 is 567.
Nine 7x9=63 so 63/9=7 9x9=81 s0 81/9=9
The factors of 63 are: 1, 3, 7, 9, 21, 63 The factors of 81 are: 1, 3, 9, 27, 81
The factors of 63 are 1, 3, 7, 9, 21, and 63. The factors of 81 are 1, 3, 9, 27, and 81.
63/81 = 21/27 = 7/9
The LCM is 3969.
9/7
It is: 63/81 times 100/1 = 77.78% rounded
Factors of 63: 1, 3, 7, 9, 21 and 63.Factors of 81: 1, 3, 9, 27 and 81.Common factors are 1, 3 and 9.And another method is by finding the GCF of 63 and 81.The factors of GCF are the common factors of 63 and 81.GCF of 63 and 81 is 9. And factors of 9 are 1, 3 and 9.Instead of writing all factors of 63 and 81 it is better to find GCF and then its factors.
The Least Common Multiple (LCM) for 81 36 63 is 2,268.