Subtract 4/84 from 5/2, Solve 2 1/2

Subtract 4/84 from 5/2

1^st number: 2 1/2, 2^nd number: 4/84

5/2 - 4/84 is 103/42.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 84 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 2 × 42 = 84,
5/2 = 5 × 42/2 × 42 = 210/84
Likewise, for the 2nd fraction, since 84 × 1 = 84,
4/84 = 4 × 1/84 × 1 = 4/84
Subtract the two like fractions:
210/84 - 4/84 = 210 - 4/84 = 206/84
After reducing the fraction, the answer is 103/42
In mixed form: 219/42

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