The prime factors of 42 are 2 x 3 x 7 and the prime factors of 56 are 23 x 7.
The LCM of 42 and 56 is the product of the highest powers of each prime factor,
23 x 3 x 7 = 8 x 3 x 7 = 168.
56.
42.
42
378
The LCM is 280.
Divide 42 by 56. 42/56 = 0.75
75% of 56 = 42
56 * 42 = 2,3522352
98
42/56*100 = 75%
You take 42 and divide it by 56 and your answer is 75%.
56 over 42 (56/42) in lowest terms is 4/3 or 11/3