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Add 49/63 and 4/45

49/63 + 4/45 is 13/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 45 is 315
  2. For the 1st fraction, since 63 × 5 = 315,
    49/63 = 49 × 5/63 × 5 = 245/315
  3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
    4/45 = 4 × 7/45 × 7 = 28/315
  4. Add the two fractions:
    245/315 + 28/315 = 245 + 28/315 = 273/315
  5. 273/315 simplified gives 13/15
  6. So, 49/63 + 4/45 = 13/15

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