Subtract 6/9 from 28/56, Solve 28/56

Subtract 6/9 from 28/56

28/56 - 6/9 is -1/6.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 9 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 56 × 9 = 504,
28/56 = 28 × 9/56 × 9 = 252/504
Likewise, for the 2nd fraction, since 9 × 56 = 504,
6/9 = 6 × 56/9 × 56 = 336/504
Subtract the two like fractions:
252/504 - 336/504 = 252 - 336/504 = -84/504
After reducing the fraction, the answer is -1/6

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