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Add 32/28 and 90/72

1st number: 1 4/28, 2nd number: 1 18/72

32/28 + 90/72 is 67/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 72 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 28 × 18 = 504,
    32/28 = 32 × 18/28 × 18 = 576/504
  3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
    90/72 = 90 × 7/72 × 7 = 630/504
  4. Add the two like fractions:
    576/504 + 630/504 = 576 + 630/504 = 1206/504
  5. 1206/504 simplified gives 67/28
  6. So, 32/28 + 90/72 = 67/28
    In mixed form: 211/28

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