Add 15/72 and 20/84
15/72 + 20/84 is 25/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 84 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 84 × 6 = 504,
20/84 = 20 × 6/84 × 6 = 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 + 20/84 = 25/56
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