# What is 7/10 + 4/9? 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 7/10 and 4/9.

7/10 + 4/9 = 103/90 in fraction form

7/10 + 4/9 = 1.1444 in decimal form
This calculator, formula, step by step calculation and associated information for adding 7/10 and 4/9 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 7/10+4/9?

The below workout with step by step calculation shows how to find the equivalent fraction between 7/10 and 4/9 by adding two fractions with different, unequal or unlike denominators. The sum in fraction form for 7/10 plus 4/9 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 7/10 plus 4/9 as a fraction by addition using LCM method?

step 1 Address formula, input parameters and values.
Input parameters and values:
7/10 & 4/9
7/10+4/9 = ?

step 2 For unequal denominators, find the LCM (least common multiple) for both denominators
The LCM for 10 and 9 is 90.

step 3 To have the common denominator, multiply the LCM with both numerator and denominator
=(7 x 90)/(10 x 90)+(4 x 90)/(9 x 90)
=63/90+40/90
=(63 + 40)/90

step 4 Add both numerator and rewrite it in a single form.
=103/90
7/10+4/9=103/90

By using LCM method, 103/90 is the equivalent fraction by adding 7/10 and 4/9.

Problem and Workout - Cross Multiplication Method
step 1 Address formula and input values.
Input values:
7/10 & 4/9
7/10 + 4/9 = ?

step 2 Cross multiply both numerator and denominator, multiply both denominators and rewrite as below
= (7 x 9) + (4 x 10)/(10 x 9)

step 3 Simplify and rewrite the fraction
= (63 + 40)/90
7/10+4/9 = 103/90
By using cross multiplication method, 103/90 is the addition between two fractions 7/10 and 4/9. 