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Add 90/72 and 3/4

1st number: 1 18/72, 2nd number: 3/4

90/72 + 3/4 is 2/1.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 4 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 72 × 1 = 72,
    90/72 = 90 × 1/72 × 1 = 90/72
  3. Likewise, for the 2nd fraction, since 4 × 18 = 72,
    3/4 = 3 × 18/4 × 18 = 54/72
  4. Add the two like fractions:
    90/72 + 54/72 = 90 + 54/72 = 144/72
  5. 144/72 simplified gives 2/1
  6. So, 90/72 + 3/4 = 2/1

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