12/5 + 15/11 as a fraction

Learn how to find what is 12/5 plus 15/11 in fraction form just in a few minutes. We have covered the easiest method to write 12/5 + 15/11 as a fraction and decimal.

Summary: 12/5 plus 15/11 = 207/55
Since both fractions have unequal denominators, 12/5 plus 15/11 is an unlike fractions addition. For adding unlike fractions, you have to first find the equivalent fractions for fraction 12/5 and fraction 15/11 in order to have the same denominators for both fractions. Therefore, you have to find the LCM of denominators 5 and 11. 55 is the LCM of 5 and 11. Multiplying the LCM 55 with the numerators and denominators of both fractions (12/5 x 55/55) + (15/11 x 55/55), and simplify further in order to have the common denominator. So the equivalent fraction for 12/5 is 132/55 and for 15/11 is 75/55. By simplifying this fraction addition 132/55 + 75/55, it becomes 207/55.

CALCULATION: 12/5 + 15/11 as a fraction
12/5 + 15/11 = (?)
12/5 + 15/11 = [(12 x 11) + (15 x 5)]/(5 x 11)
= (132 + 75)/55
= 207/55
12/5 + 15/11 = 207/55
12/5 plus 15/11 as a fraction is 207/55.

where
12/5 is a improper fraction as an addend,
15/11 is a improper fraction as an addend,
207/55 is the sum of 12/5 and 15/11.

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12/5 plus 15/11 as a decimal
12/5 + 15/11 = 207/55
207/55 = 3.7636
(12/5) + (15/11) as a decimal is 3.7636

where
3.7636 is the sum of 12/5 and 15/11.

The below workout with step by step calculation shows how to find the equivalent fraction between 12/5 and 15/11 by adding two fractions with different, unequal or unlike denominators. The sum in fraction form for 12/5 plus 15/11 can be obtained by using anyone of the two methods below.
1. LCM method
2. Cross multiplication method.

(12/5) + (15/11) using LCM Method:
What is 12/5 plus 15/11 as a fraction?

step 1 Observe the input parameters and what to be found:
Input:
Fraction A: 12/5
Fraction B: 15/11

What to be found?
(12/5) + (15/11) = ?
Find what's the sum of 12/5 and 15/11.

step 2 Compare the denominators of fractions 12/5 and 15/11 to identify whether it is a like or unlike fraction addition. Since the denominators of given fractions 12/5 and 15/11 are not equal, it is said to be unlike fractions addition.

step 3For unlike fractions addition, find the LCM (least common multiple) of both denominators of fractions 12/5 and 15/11:
The LCM of 5 and 11 is 55.

step 4 Write the fractions 12/5 and 15/11 in the addition expression form and multiply LCM with all the numerators and denominators of both fractions.
= 12/5 + 15/11
= [(12 x 55)/(5 x 55)] + [(15 x 55)/(11 x 55)]

step 5 Simplify the expression to have common denominator:
= 132/55 + 75/55

step 6 Take the common values out and rewrite the above expression like the below:
= 1/55 x (132/1 + 75/1)
= 1/55 x (132 + 75)

step 7Simplify the above expression further:
= 1/55 x 207
= 207/55
12/5 + 15/11 = 207/55

Hence,
12/5 plus 15/11 as a fraction is 207/55.

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12/5 + 15/11 using Cross Multiplication Method:
step 1 Observe the input parameters and what to be found:
Input:
Fraction A: 12/5
Fraction B: 15/11

What to be found?
(12/5)+(15/11) = ?
Find what's the sum of 12/5 and 15/11.

step 2 Find the product of numerator of Fraction A and denominator of Fraction B (12 x 11), find the product of numerator of Fraction B and denominator of Fraction A (15 x 5), and find the product of both denominators of Fraction A and Fraction B (5 x 11) and rewrite the equation as like the below:
= (12 x 11) + (15 x 5)/(5 x 11)

step 3 Simplify and rewrite the fraction:
= (132 + 75)/55
12/5 + 15/11 = 207/55

Hence,
12/5 plus 15/11 in fraction is 207/55