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Add 72/28 and 20/16

1st number: 2 16/28, 2nd number: 1 4/16

72/28 + 20/16 is 107/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 16 is 112

    Next, find the equivalent fraction of both fractional numbers with denominator 112
  2. For the 1st fraction, since 28 × 4 = 112,
    72/28 = 72 × 4/28 × 4 = 288/112
  3. Likewise, for the 2nd fraction, since 16 × 7 = 112,
    20/16 = 20 × 7/16 × 7 = 140/112
  4. Add the two like fractions:
    288/112 + 140/112 = 288 + 140/112 = 428/112
  5. 428/112 simplified gives 107/28
  6. So, 72/28 + 20/16 = 107/28
    In mixed form: 323/28

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