Add 72/28 and 25/12
1st number: 2 16/28, 2nd number: 2 1/12
72/28 + 25/12 is 391/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
72/28 = 72 × 3/28 × 3 = 216/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
25/12 = 25 × 7/12 × 7 = 175/84 - Add the two like fractions:
216/84 + 175/84 = 216 + 175/84 = 391/84 - So, 72/28 + 25/12 = 391/84
In mixed form: 455/84
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