Add 6/28 and 20/72
6/28 + 20/72 is 31/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 28 × 18 = 504,
6/28 = 6 × 18/28 × 18 = 108/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
20/72 = 20 × 7/72 × 7 = 140/504 - Add the two like fractions:
108/504 + 140/504 = 108 + 140/504 = 248/504 - 248/504 simplified gives 31/63
- So, 6/28 + 20/72 = 31/63
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