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Add 45/49 and 15/63

45/49 + 15/63 is 170/147.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 63 is 441

    Next, find the equivalent fraction of both fractional numbers with denominator 441
  2. For the 1st fraction, since 49 × 9 = 441,
    45/49 = 45 × 9/49 × 9 = 405/441
  3. Likewise, for the 2nd fraction, since 63 × 7 = 441,
    15/63 = 15 × 7/63 × 7 = 105/441
  4. Add the two like fractions:
    405/441 + 105/441 = 405 + 105/441 = 510/441
  5. 510/441 simplified gives 170/147
  6. So, 45/49 + 15/63 = 170/147
    In mixed form: 123/147

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