Finding the Difference of Mixed Numbers 18/69 and 68/21
Determine the Difference of Mixed Numbers 18/69 and 68/21 easily using the Mixed Numbers Calculator and get the step by step process involved.
Elaborate Solution to find Difference of Mixed Numbers 18/69 and 68/21
The given mixed numbers are 18/69 and 68/21
Converting 18/69 mix number to fraction
Given Mixed Number is 1 8/69
A Mixed Number is an addition of it's whole number and fractional parts.
The Whole Number is 1 and the fractional part is 8/69.
On adding them, they can be written as:
1/1 + 8/69
The L.C.M of the denominators 1 and 69 is 69.
The numerator of the first fraction 1 is multiplied with the denominator of the second fraction 69.
1 x 69 + 8/69
69 + 8/69
After multiplying, the numerators 69 and 8 should be added.
77/69
The fraction value we get is 77/69.
After converting the Mixed Number 1 8/69 to the Improper Fraction,the result is 77/69.
Converting 68/21 mix number to fraction
Given Mixed Number is 6 8/21
A Mixed Number is an addition of it's whole number and fractional parts.
The Whole Number is 6 and the fractional part is 8/21.
On adding them, they can be written as:
6/1 + 8/21
The L.C.M of the denominators 1 and 21 is 21.
The numerator of the first fraction 6 is multiplied with the denominator of the second fraction 21.
6 x 21 + 8/21
126 + 8/21
After multiplying, the numerators 126 and 8 should be added.
134/21
The fraction value we get is 134/21.
After converting the Mixed Number 6 8/21 to the Improper Fraction,the result is 134/21.
Subtracting fractions 77/69 and 134/21
The given fractions are 77/69 and 134/21
Firstly the L.C.M should be done for the denominators of the two fractions 77/69 and 134/21
77/69 - 134/21
The LCM of 69 and 21 (denominators of the fractions) is 483
3 | 69, 21 |
23, 7 |
So the lcm of the given numbers is 3 x 23 x 7 = 483
= 77 x 7 - 134 x 23/483
= 539 - 3082/483
= -2543/483
Result: -2543/483