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Add 5/45 and 7/84

5/45 + 7/84 is 7/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 84 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 45 × 28 = 1260,
    5/45 = 5 × 28/45 × 28 = 140/1260
  3. Likewise, for the 2nd fraction, since 84 × 15 = 1260,
    7/84 = 7 × 15/84 × 15 = 105/1260
  4. Add the two like fractions:
    140/1260 + 105/1260 = 140 + 105/1260 = 245/1260
  5. 245/1260 simplified gives 7/36
  6. So, 5/45 + 7/84 = 7/36

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