# What is 7/9 - 1/3? 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 7/9 and 1/3.

7/9 - 1/3 = 12/27 as simplified as 4/9 in fraction form

7/9 - 1/3 = 0.4444 in decimal form
This calculator, formula, step by step calculation and associated information to find the difference between 7/9 and 1/3 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 7/9-1/3?

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 7/9. For different, unequal or unlike denominators, use any one of the following methods to find the equivalent fraction for 7/9 minus 1/3.
1. LCM method
2. Cross multiplication method.

Problem and Workout - LCM Method
What is 7/9 minus 1/3 as a fraction by subtraction using LCM method?

step 1 Address formula, input parameters and values.
Input parameters and values:
7/9 & 1/3
7/9-1/3 = ?

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
=(7 x 9)/(9 x 9)-(1 x 9)/(3 x 9)
=7/9-3/9
=(7 - 3)/9

step 4 Find difference between numerators and rewrite it in a single form.
=4/9
7/9-1/3=4/9

By using LCM method, 4/9 is the equivalent fraction by subtracting 1/3 from 7/9.

Problem and Workout - Cross Multiplication Method
step 1 Address formula and input values.
Input values:
7/9 & 1/3
7/9 - 1/3 = ?

step 2 Cross multiply both numerator and denominator, multiply both denominators and rewrite as below
= (7 x 3) - (1 x 9)/(9 x 3)

step 3 Simplify and rewrite the fraction
= (21 - 9)/27
= 12/27
= 4/9
7/9-1/3 = 4/9
By using cross multiplication method, 4/9 is the difference between two fractions 7/9 and 1/3. 