Subtract 2/15 from 84/28, Solve 3 0/28

Subtract 2/15 from 84/28

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

84/28 - 2/15 is 43/15.

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,
2/15 = 2 × 28/15 × 28 = 56/420
Subtract the two like fractions:
1260/420 - 56/420 = 1260 - 56/420 = 1204/420
After reducing the fraction, the answer is 43/15
In mixed form: 213/15

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