Question

What's 10/12 written as a fraction in simplest form?
A)10/12
B)5/12
C)5/6
D)3/5

Answer 1

10/12 in the simplest form is 5/6, so answer choice c) 5/6 

Answer 2

$Find \ the \ Greatest \ Common \ Factor \ (GCF) \ of \ 10,12$

List all prime factors of each denominator, and find the intersection of these primes. 

$10 : 2,5 12 : 2,2,3 Therefore, \ the \ GCF \ is \ 2.$ 

$10 \div 2=5$   $Divide \ the \ numerator \ (10) \ by \ the \ GCF$

$12 \div 2=6$  $Divide \ the \ denominator \ (12) \ by \ the \ GCF$ 

$\dfrac{5}{6} = Solution$