What is 8/5 minus 5/8? 8/5 - 5/8 as a fraction provides the detailed information about what is the difference between 8/5 and 5/8 in fraction and decimal form, and the answer with steps to understand how it is being calculated by using different methods.

8/5-5/8 equals to
8/5 - 5/8 = 39/40
Hence, 8/5 - 5/8 is equal to 39/40.
where
8/5 is a fraction as a minuend,
5/8 is a fraction as a subtrahend,
39/40 is the difference between 8/5 and 5/8.

8/5 minus 5/8 as a decimal
8/5 - 5/8 = 39/40
39/40 = 0.975
Hence, 8/5-5/8 can be written as 0.975 in decimal.
where
0.975 is the difference between 8/5 and 5/8.

For values other than 8/5 minus 5/8, use this below tool:

How-to: 8/5 - 5/8 = ?

The below workout with step by step calculation for subtracting 8/5 from 5/8 shows how to find what is the difference between 8/5 and 5/8. The difference of fractions 8/5 minus 5/8 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 8/5 minus 5/8 as a fraction?

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

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

step 2 Compare the denominators of fractions 8/5 and 5/8 to identify whether it is a like or unlike fraction subtraction. Since the denominators of given fractions 8/5 and 5/8 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 8/5 and 5/8:
The LCM of 5 and 8 is 40.

step 4 Write the fractions 8/5 and 5/8 in the subtraction expression form and multiply LCM with all the numerators and denominators of both fractions.
=8/5-5/8
=(8 x 40)/(5 x 40)-(5 x 40)/(8 x 40)

step 5 Simplify the expression to have common denominator:
=64/40-25/40

step 6 Take the common values out and rewrite the above expression like the below:
=1/40 x (64/1-25/1)
=1/40 x (64 - 25)

step 7Simplify the above expression further:
=1/40 x 39
=39/40
8/5-5/8=39/40

Hence,
8/5 minus 5/8 equals to 39/40 in fraction.

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

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

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

step 3 Simplify and rewrite the fraction:
= (64 - 25)/40
8/5-5/8 = 39/40
Hence,
8/5 minus 5/8 = 39/40 