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Add 5/90 and 4/84

5/90 + 4/84 is 13/126.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 84 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 90 × 14 = 1260,
    5/90 = 5 × 14/90 × 14 = 70/1260
  3. Likewise, for the 2nd fraction, since 84 × 15 = 1260,
    4/84 = 4 × 15/84 × 15 = 60/1260
  4. Add the two like fractions:
    70/1260 + 60/1260 = 70 + 60/1260 = 130/1260
  5. 130/1260 simplified gives 13/126
  6. So, 5/90 + 4/84 = 13/126

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