7 x 70 + 7 x 8 = 490 = 56 = 546 7 x 78 = 546
=78 X100 /56 139.2
134
134
1.3929
what is the gcf of 78 and 56
Prime factors of 56 are 23 x 7Prime factors of 78 are 2 x 3 x 13The LCM is the product of all the primes to their greatest power,so the LCM of 56 and 78 is 23 x 3 x 7 x 13 = 8 x 273 = 2,184
(78 + 56)/2 = 67
No.567 + 78 - 56 = 589
LCM(120, 56, 78) = 10920.
78
2 is the greatest common factor of 56, 78 and 130.