Subtract 9/54 from 49/28, Solve 1 21/28

Subtract 9/54 from 49/28

1^st number: 1 21/28, 2^nd number: 9/54

49/28 - 9/54 is 19/12.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 54 is 756

Next, find the equivalent fraction of both fractional numbers with denominator 756
For the 1st fraction, since 28 × 27 = 756,
49/28 = 49 × 27/28 × 27 = 1323/756
Likewise, for the 2nd fraction, since 54 × 14 = 756,
9/54 = 9 × 14/54 × 14 = 126/756
Subtract the two like fractions:
1323/756 - 126/756 = 1323 - 126/756 = 1197/756
After reducing the fraction, the answer is 19/12
In mixed form: 17/12

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