What is 1/9 - 1/3?

The below workout with step by step calculation shows how to find what is the difference between two fractions by subtracting a fraction 1/3 from 1/9. For different, unequal or unlike denominators, use any one of the following methods to find the equivalent fraction for 1/9 minus 1/3.
1. LCM method
2. Cross multiplication method.

Problem and Workout - LCM Method
What is 1/9 minus 1/3 as a fraction by subtraction using LCM method?

step 1 Address formula, input parameters and values.
Input parameters and values:
1/9 & 1/3
1/9-1/3 = ?

step 2 For unequal denominators, find the LCM (least common multiple) for both denominators
The LCM for 9 and 3 is 9.

step 3 To have the common denominator, multiply the LCM with both numerator and denominator
=(1 x 9)/(9 x 9)-(1 x 9)/(3 x 9)
=1/9-3/9
=(1 - 3)/9

step 4 Find difference between numerators and rewrite it in a single form.
=-2/9
1/9-1/3=-2/9

By using LCM method, -2/9 is the equivalent fraction by subtracting 1/3 from 1/9.

Problem and Workout - Cross Multiplication Method
step 1 Address formula and input values.
Input values:
1/9 & 1/3
1/9 - 1/3 = ?

step 2 Cross multiply both numerator and denominator, multiply both denominators and rewrite as below
= (1 x 3) - (1 x 9)/(9 x 3)

step 3 Simplify and rewrite the fraction
= (3 - 9)/27
= -6/27
= -2/9
1/9-1/3 = -2/9
By using cross multiplication method, -2/9 is the difference between two fractions 1/9 and 1/3.