Add 15/72 and 10/42
15/72 + 10/42 is 25/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 42 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
15/72 = 15 × 7/72 × 7 = 105/504 - Likewise, for the 2nd fraction, since 42 × 12 = 504,
10/42 = 10 × 12/42 × 12 = 120/504 - Add the two like fractions:
105/504 + 120/504 = 105 + 120/504 = 225/504 - 225/504 simplified gives 25/56
- So, 15/72 + 10/42 = 25/56
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