# What is 3/4 + 1/7?

getcalc.com's **two fractions addition calculator** is an online basic math function tool to find what's the equivalent fraction for sum of two fractional numbers with different, unequal or unlike denominators 3/4 and 1/7.

3/4 + 1/7 = 25/28 in fraction form

3/4 + 1/7 = 0.8929 in decimal form

This calculator, formula, step by step calculation and associated information for adding 3/4 & 1/7 may help students, teachers,
parents or professionals to learn, teach, practice or verify such two fractions addition calculations efficiently.

## How to Find Equivalent Fraction for 3/4+1/7?

The below workout with step by step calculation shows how to find the equivalent fraction between 3/4 and 1/7 by adding two fractions with different, unequal or unlike denominators. The sum in fraction form for 3/4 plus 1/7 can be obtained by using anyone of the two methods below.

1. LCM method

2. Cross multiplication method.

__Problem & Workout - LCM Method__

What is 3/4 plus 1/7 as a fraction by addition using LCM method?

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

Input parameters & values:

3/4 & 1/7

3/4+1/7 = ?

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

The LCM for 4 and 7 is 28.

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

=(3 x 28)/(4 x 28)+(1 x 28)/(7 x 28)

=21/28+4/28

=(21 + 4)/28

step 4 Add both numerator and rewrite it in a single form.

=25/28

3/4+1/7=25/28

By using LCM method, **25/28** is the equivalent fraction by adding 3/4 and 1/7.

__Problem & Workout - Cross Multiplication Method__

step 1 Address formula, input parameters & values.

Input parameters & values:

3/4 & 1/7

3/4 + 1/7 = ?

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

= (3 x 7) + (1 x 4)/(4 x 7)

step 3 Simplify & rewrite the fraction

= (21 + 4)/28

3/4+1/7 = 25/28

By using cross multiplication method, **25/28** is the addition between two fractions 3/4 and 1/7.