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Add 18/72 and 70/4

1st number: 18/72, 2nd number: 17 2/4

18/72 + 70/4 is 71/4.

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,
    18/72 = 18 × 1/72 × 1 = 18/72
  3. Likewise, for the 2nd fraction, since 4 × 18 = 72,
    70/4 = 70 × 18/4 × 18 = 1260/72
  4. Add the two like fractions:
    18/72 + 1260/72 = 18 + 1260/72 = 1278/72
  5. 1278/72 simplified gives 71/4
  6. So, 18/72 + 70/4 = 71/4
    In mixed form: 173/4

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