Add 7/28 and 2/15
7/28 + 2/15 is 23/60.
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,
7/28 = 7 × 15/28 × 15 = 105/420 - Likewise, for the 2nd fraction, since 15 × 28 = 420,
2/15 = 2 × 28/15 × 28 = 56/420 - Add the two like fractions:
105/420 + 56/420 = 105 + 56/420 = 161/420 - 161/420 simplified gives 23/60
- So, 7/28 + 2/15 = 23/60
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