5/8 - 15/19 as a fraction

Learn how to find what is 5/8 minus 15/19 in fraction form just in a few minutes. We have covered the easiest method to write 5/8 - 15/19 as a fraction and decimal.

Summary: 5/8 minus 15/19 = -25/152
Since both fractions have unequal denominators, 5/8 minus 15/19 is an unlike fractions subtraction. For subtracting unlike fractions, you have to first find the equivalent fractions for fraction 5/8 and fraction 15/19 in order to have the same denominators for both fractions. Therefore, you have to find the LCM of denominators 8 and 19. 152 is the LCM of 8 and 19. Multiplying the LCM 152 with the numerators and denominators of both fractions (5/8 x 152/152) - (15/19 x 152/152), and simplify further in order to have the common denominator. So the equivalent fraction for 5/8 is 95/152 and for 15/19 is 120/152. By simplifying this fraction subtraction 95/152 - 120/152, it becomes -25/152.

CALCULATION: 5/8 - 15/19 as a fraction
5/8 - 15/19 = (?)
5/8 - 15/19 = [(5 x 19) - (15 x 8)]/(8 x 19)
= (95 - 120)/152
= -25/152
5/8 - 15/19 = -25/152
5/8 minus 15/19 as a fraction is -25/152.

where
5/8 is a proper fraction as a minuend,
15/19 is a proper fraction as a subtrahend,
-25/152 is the difference between 5/8 and 15/19.

---

5/8 minus 15/19 as a decimal
5/8 - 15/19 = -25/152
-25/152 = -0.1645
(5/8) - (15/19) as a decimal is -0.1645

where
-0.1645 is the difference between 5/8 and 15/19.

The below workout with step by step calculation shows how to find what is the difference between two fractions by subtracting a fraction 15/19 from 5/8. For different, unequal or unlike denominators, use any one of the following methods to find the equivalent fraction for 5/8 minus 15/19.
1. LCM method
2. Cross multiplication method.

(5/8) - (15/19) using LCM Method:
What is 5/8 minus 15/19 as a fraction?

step 1 Observe the input parameters and what to be found:
Input:
Fraction A: 5/8
Fraction B: 15/19

What to be found?
(5/8) - (15/19) = ?
Find what's the difference between 5/8 and 15/19.

step 2 Compare the denominators of fractions 5/8 and 15/19 to identify whether it is a like or unlike fraction subtraction. Since the denominators of given fractions 5/8 and 15/19 are not equal, it is said to be unlike fractions subtraction.

step 3For unlike fractions subtraction, find the LCM (least common multiple) of both denominators of fractions 5/8 and 15/19:
The LCM of 8 and 19 is 152.

step 4 Write the fractions 5/8 and 15/19 in the subtraction expression form and multiply LCM with all the numerators and denominators of both fractions.
= 5/8 - 15/19
= [(5 x 152)/(8 x 152)] - [(15 x 152)/(19 x 152)]

step 5 Simplify the expression to have common denominator:
= 95/152 - 120/152

step 6 Take the common values out and rewrite the above expression like the below:
= 1/152 x (95/1 - 120/1)
= 1/152 x (95 - 120)

step 7Simplify the above expression further:
= 1/152 x -25
= -25/152
5/8 - 15/19 = -25/152

Hence,
5/8 minus 15/19 as a fraction is -25/152.

---

5/8 - 15/19 using Cross Multiplication Method:
step 1 Observe the input parameters and what to be found:
Input:
Fraction A: 5/8
Fraction B: 15/19

What to be found?
(5/8)-(15/19) = ?
Find what's the difference between 5/8 and 15/19.

step 2 Find the product of numerator of Fraction A and denominator of Fraction B (5 x 19), find the product of numerator of Fraction B and denominator of Fraction A (15 x 8), and find the product of both denominators of Fraction A and Fraction B (8 x 19) and rewrite the equation as like the below:
= (5 x 19) - (15 x 8)/(8 x 19)

step 3 Simplify and rewrite the fraction:
= (95 - 120)/152
5/8 - 15/19 = -25/152

Hence,
5/8 minus 15/19 in fraction is -25/152