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Add 20/63 and 4/56

20/63 + 4/56 is 7/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 56 is 504
  2. For the 1st fraction, since 63 × 8 = 504,
    20/63 = 20 × 8/63 × 8 = 160/504
  3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
    4/56 = 4 × 9/56 × 9 = 36/504
  4. Add the two fractions:
    160/504 + 36/504 = 160 + 36/504 = 196/504
  5. 196/504 simplified gives 7/18
  6. So, 20/63 + 4/56 = 7/18

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