Subtract 70/54 from 28/8, Solve 3 4/8

Subtract 70/54 from 28/8

1^st number: 3 4/8, 2^nd number: 1 16/54

28/8 - 70/54 is 119/54.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 54 is 216

Next, find the equivalent fraction of both fractional numbers with denominator 216
For the 1st fraction, since 8 × 27 = 216,
28/8 = 28 × 27/8 × 27 = 756/216
Likewise, for the 2nd fraction, since 54 × 4 = 216,
70/54 = 70 × 4/54 × 4 = 280/216
Subtract the two like fractions:
756/216 - 280/216 = 756 - 280/216 = 476/216
After reducing the fraction, the answer is 119/54
In mixed form: 211/54

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