Add 20/63 and 12/56
20/63 + 12/56 is 67/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
20/63 = 20 × 8/63 × 8 = 160/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
12/56 = 12 × 9/56 × 9 = 108/504 - Add the two like fractions:
160/504 + 108/504 = 160 + 108/504 = 268/504 - 268/504 simplified gives 67/126
- So, 20/63 + 12/56 = 67/126
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