# What is 3/7 + 3? getcalc.com's two fractions addition calculator is an online basic math function tool to find what's the equivalent fraction for sum of fraction and a whole number, 3/7 plus 3. In mathematics, every integer is a rational number, hence a whole number 3 can be written as 3/1.
3/7 + 3 = 24/7 in fraction form

3/7 + 3 = 3.4286 in decimal form
This calculator, formula, step by step calculation and associated information for adding 3/7 and 3 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 3/7+3?

The below workout with step by step calculation shows how to find the equivalent fraction between 3/7 and 3 by adding fraction to a whole number . The sum in fraction form for 3/7 plus 3/1 can be obtained by using anyone of the two methods below.
1. LCM method
2. Cross multiplication method.

Problem and Workout - LCM Method
What is 3/7 plus 3 as a fraction by addition using LCM method?

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

step 2 For unequal denominators, find the LCM (least common multiple) for both denominators
The LCM for 7 and 1 is 7.

step 3 To have the common denominator, multiply the LCM with both numerator and denominator
=(3 x 7)/(7 x 7)+(3 x 7)/(1 x 7)
=3/7+21/7
=(3 + 21)/7

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

By using LCM method, 24/7 is the equivalent fraction by adding 3/7 and 3.

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

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

step 3 Simplify and rewrite the fraction
= (3 + 21)/7 