1/9 - 13 as a fraction

Learn how to find what is 1/9 minus 13 in fraction form just in a few minutes. We have covered the easiest method to write 1/9 - 13 as a fraction and decimal.

Summary: 1/9 minus 13 = -116/9
Since both fractions have unequal denominators, 1/9 minus 13 is an unlike fractions subtraction. For subtracting unlike fractions, you have to first find the equivalent fractions for fraction 1/9 and fraction 13 in order to have the same denominators for both fractions. Therefore, you have to find the LCM of denominators 9 and 1. 9 is the LCM of 9 and 1. Multiplying the LCM 9 with the numerators and denominators of both fractions (1/9 x 9/9) - (13 x 9/9), and simplify further in order to have the common denominator. So the equivalent fraction for 1/9 is 1/9 and for 13 is 117/9. By simplifying this fraction subtraction 1/9 - 117/9, it becomes -116/9.

CALCULATION: 1/9 - 13 as a fraction
1/9 - 13 = (?)
1/9 - 13/1 = [(1 x 1) - (13 x 9)]/(9 x 1)
= (1 - 117)/9
= -116/9
1/9 - 13 = -116/9
1/9 minus 13 as a fraction is -116/9.

where
1/9 is a proper fraction as a minuend,
13 is a whole number as a subtrahend,
-116/9 is the difference between 1/9 and 13.

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1/9 minus 13 as a decimal
1/9 - 13 = -116/9
-116/9 = -12.8889
(1/9) - (13) as a decimal is -12.8889

where
-12.8889 is the difference between 1/9 and 13.

The below workout with step by step calculation shows how to find the difference between fraction and a whole number by subtracting 13 from 1/9. use any one of the following methods to find the equivalent fraction for 1/9 minus 13.
1. LCM method
2. Cross multiplication method.

(1/9) - (13) using LCM Method:
What is 1/9 minus 13 as a fraction?

step 1 Observe the input parameters and what to be found:
Input:
Fraction A: 1/9
Fraction B: 13/1

What to be found?
(1/9) - (13) = ?
Find what's the difference between 1/9 and 13.

step 2 Compare the denominators of fractions 1/9 and 13 to identify whether it is a like or unlike fraction subtraction. Since the denominators of given fractions 1/9 and 13 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 1/9 and 13:
The LCM of 9 and 1 is 9.

step 4 Write the fractions 1/9 and 13 in the subtraction expression form and multiply LCM with all the numerators and denominators of both fractions.
= 1/9 - 13
= [(1 x 9)/(9 x 9)] - [(13 x 9)/(1 x 9)]

step 5 Simplify the expression to have common denominator:
= 1/9 - 117/9

step 6 Take the common values out and rewrite the above expression like the below:
= 1/9 x (1/1 - 117/1)
= 1/9 x (1 - 117)

step 7Simplify the above expression further:
= 1/9 x -116
= -116/9
1/9 - 13 = -116/9

Hence,
1/9 minus 13 as a fraction is -116/9.

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1/9 - 13 using Cross Multiplication Method:
step 1 Observe the input parameters and what to be found:
Input:
Fraction A: 1/9
Fraction B: 13/1

What to be found?
(1/9)-(13) = ?
Find what's the difference between 1/9 and 13.

step 2 Find the product of numerator of Fraction A and denominator of Fraction B (1 x 1), find the product of numerator of Fraction B and denominator of Fraction A (13 x 9), and find the product of both denominators of Fraction A and Fraction B (9 x 1) and rewrite the equation as like the below:
= (1 x 1) - (13 x 9)/(9 x 1)

step 3 Simplify and rewrite the fraction:
= (1 - 117)/9
1/9 - 13 = -116/9

Hence,
1/9 minus 13 in fraction is -116/9