Question

How do u write a ratio in simplest form for 42/28

Answer 1

You need to look for common factors in the two numbers. In this example, you can clearly see that both numbers are divisible by 2.

42/28 = 21/14

Now both numbers are divisible by 7.

21/14 = 3/2

Both 3 and 2 are prime numbers so this has to be the simplest form