Add 20/63 and 40/56
20/63 + 40/56 is 65/63.
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,
40/56 = 40 × 9/56 × 9 = 360/504 - Add the two like fractions:
160/504 + 360/504 = 160 + 360/504 = 520/504 - 520/504 simplified gives 65/63
- So, 20/63 + 40/56 = 65/63
In mixed form: 12/63
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