Subtract 4/8 from 84/54, Solve 1 30/54

Subtract 4/8 from 84/54

1^st number: 1 30/54, 2^nd number: 4/8

84/54 - 4/8 is 19/18.

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

Next, find the equivalent fraction of both fractional numbers with denominator 216
For the 1st fraction, since 54 × 4 = 216,
84/54 = 84 × 4/54 × 4 = 336/216
Likewise, for the 2nd fraction, since 8 × 27 = 216,
4/8 = 4 × 27/8 × 27 = 108/216
Subtract the two like fractions:
336/216 - 108/216 = 336 - 108/216 = 228/216
After reducing the fraction, the answer is 19/18
In mixed form: 11/18

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