Add 72/28 and 2/15
1st number: 2 16/28, 2nd number: 2/15
72/28 + 2/15 is 284/105.
Steps for adding fractions
- 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,
72/28 = 72 × 15/28 × 15 = 1080/420 - Likewise, for the 2nd fraction, since 15 × 28 = 420,
2/15 = 2 × 28/15 × 28 = 56/420 - Add the two like fractions:
1080/420 + 56/420 = 1080 + 56/420 = 1136/420 - 1136/420 simplified gives 284/105
- So, 72/28 + 2/15 = 284/105
In mixed form: 274/105
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