# What is 2/10 - 1/4?

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 2/10 and 1/4.

2/10 - 1/4 = -2/40 as simplified as -1/20 in fraction form

2/10 - 1/4 = -0.05 in decimal form

This calculator, formula, step by step calculation and associated information to find the difference between 2/10 and 1/4 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 2/10-1/4?

The below workout with step by step calculation shows how to find what is the difference between two fractions by subtracting a fraction 1/4 from 2/10. For different, unequal or unlike denominators, use any one of the following methods to find the equivalent fraction for 2/10 minus 1/4.

1. LCM method

2. Cross multiplication method.

__Problem and Workout - LCM Method__

What is 2/10 minus 1/4 as a fraction by subtraction using LCM method?

step 1 Address *formula*, input parameters and values.

Input parameters and values:

2/10 & 1/4

2/10-1/4 = ?

step 2 For unequal denominators, find the LCM (least common multiple) for both denominators

The LCM for 10 and 4 is 20.

step 3 To have the common denominator, multiply the LCM with both numerator and denominator

=(2 x 20)/(10 x 20)-(1 x 20)/(4 x 20)

=4/20-5/20

=(4 - 5)/20

step 4 Find difference between numerators and rewrite it in a single form.

=-1/20

2/10-1/4=-1/20

By using LCM method, **-1/20** is the equivalent fraction by subtracting 1/4 from 2/10.

__Problem and Workout - Cross Multiplication Method__

step 1 Address formula and input values.

Input values:

2/10 & 1/4

2/10 - 1/4 = ?

step 2 Cross multiply both numerator and denominator, multiply both denominators and rewrite as below

= (2 x 4) - (1 x 10)/(10 x 4)

step 3 Simplify and rewrite the fraction

= (8 - 10)/40

= -2/40

= -1/20

2/10-1/4 = -1/20

By using cross multiplication method, **-1/20** is the difference between two fractions 2/10 and 1/4.