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Add 72/56 and 42/45

1st number: 1 16/56, 2nd number: 42/45

72/56 + 42/45 is 233/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 45 is 2520
  2. For the 1st fraction, since 56 × 45 = 2520,
    72/56 = 72 × 45/56 × 45 = 3240/2520
  3. Likewise, for the 2nd fraction, since 45 × 56 = 2520,
    42/45 = 42 × 56/45 × 56 = 2352/2520
  4. Add the two fractions:
    3240/2520 + 2352/2520 = 3240 + 2352/2520 = 5592/2520
  5. 5592/2520 simplified gives 233/105
  6. So, 72/56 + 42/45 = 233/105
    In mixed form: 223/105

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