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Add 5/28 and 72/40

1st number: 5/28, 2nd number: 1 32/40

5/28 + 72/40 is 277/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 40 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 28 × 10 = 280,
    5/28 = 5 × 10/28 × 10 = 50/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    72/40 = 72 × 7/40 × 7 = 504/280
  4. Add the two like fractions:
    50/280 + 504/280 = 50 + 504/280 = 554/280
  5. 554/280 simplified gives 277/140
  6. So, 5/28 + 72/40 = 277/140
    In mixed form: 1137/140

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