Add 25/15 and 35/28
1st number: 1 10/15, 2nd number: 1 7/28
25/15 + 35/28 is 35/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 15 × 28 = 420,
25/15 = 25 × 28/15 × 28 = 700/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
35/28 = 35 × 15/28 × 15 = 525/420 - Add the two like fractions:
700/420 + 525/420 = 700 + 525/420 = 1225/420 - 1225/420 simplified gives 35/12
- So, 25/15 + 35/28 = 35/12
In mixed form: 211/12
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