Add 20/56 and 15/63
20/56 + 15/63 is 25/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
20/56 = 20 × 9/56 × 9 = 180/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
15/63 = 15 × 8/63 × 8 = 120/504 - Add the two like fractions:
180/504 + 120/504 = 180 + 120/504 = 300/504 - 300/504 simplified gives 25/42
- So, 20/56 + 15/63 = 25/42
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