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Add 45/72 and 24/28

45/72 + 24/28 is 83/56.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 72 × 7 = 504,
    45/72 = 45 × 7/72 × 7 = 315/504
  3. Likewise, for the 2nd fraction, since 28 × 18 = 504,
    24/28 = 24 × 18/28 × 18 = 432/504
  4. Add the two like fractions:
    315/504 + 432/504 = 315 + 432/504 = 747/504
  5. 747/504 simplified gives 83/56
  6. So, 45/72 + 24/28 = 83/56
    In mixed form: 127/56

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