Subtract 21/9 from 49/8, Solve 6 1/8

Subtract 21/9 from 49/8

1^st number: 6 1/8, 2^nd number: 2 3/9

49/8 - 21/9 is 91/24.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 9 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 8 × 9 = 72,
49/8 = 49 × 9/8 × 9 = 441/72
Likewise, for the 2nd fraction, since 9 × 8 = 72,
21/9 = 21 × 8/9 × 8 = 168/72
Subtract the two like fractions:
441/72 - 168/72 = 441 - 168/72 = 273/72
After reducing the fraction, the answer is 91/24
In mixed form: 319/24

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