# What is 1/3 - 3/9? getcalc.com's two fractions subtraction calculator is an online basic math function tool to find what's the equivalent fraction for difference between two fractional numbers with different, unequal or unlike denominators 1/3 and 3/9.

1/3 - 3/9 = 0/27 as simplified as 0 in fraction form

1/3 - 3/9 = 0 in decimal form
This calculator, formula, step by step calculation and associated information to find the difference between 1/3 and 3/9 may help students, teachers, parents or professionals to learn, teach, practice or verify such two fractions subtraction calculations efficiently.

## How to Find Equivalent Fraction for 1/3-3/9?

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

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

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

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

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

step 4 Find difference between numerators and rewrite it in a single form.
= 0/9
=0
1/3-3/9=0

By using LCM method, 0 is the equivalent fraction by subtracting 3/9 from 1/3.

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

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

step 3 Simplify and rewrite the fraction
= (9 - 9)/27
= 0/27
= 0
1/3-3/9 = 0
By using cross multiplication method, 0 is the difference between two fractions 1/3 and 3/9. 