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Add 1/45 and 28/63

1/45 + 28/63 is 7/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 63 is 315

    Next, find the equivalent fraction of both fractional numbers with denominator 315
  2. For the 1st fraction, since 45 × 7 = 315,
    1/45 = 1 × 7/45 × 7 = 7/315
  3. Likewise, for the 2nd fraction, since 63 × 5 = 315,
    28/63 = 28 × 5/63 × 5 = 140/315
  4. Add the two like fractions:
    7/315 + 140/315 = 7 + 140/315 = 147/315
  5. 147/315 simplified gives 7/15
  6. So, 1/45 + 28/63 = 7/15

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