Subtract 3/15 from 84/28, Solve 3 0/28

Subtract 3/15 from 84/28

1^st number: 3 0/28, 2^nd number: 3/15

84/28 - 3/15 is 14/5.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 15 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 28 × 15 = 420,
84/28 = 84 × 15/28 × 15 = 1260/420
Likewise, for the 2nd fraction, since 15 × 28 = 420,
3/15 = 3 × 28/15 × 28 = 84/420
Subtract the two like fractions:
1260/420 - 84/420 = 1260 - 84/420 = 1176/420
After reducing the fraction, the answer is 14/5
In mixed form: 24/5

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