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Add 40/20 and 72/56

1st number: 2 0/20, 2nd number: 1 16/56

40/20 + 72/56 is 23/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 56 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 20 × 14 = 280,
    40/20 = 40 × 14/20 × 14 = 560/280
  3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
    72/56 = 72 × 5/56 × 5 = 360/280
  4. Add the two like fractions:
    560/280 + 360/280 = 560 + 360/280 = 920/280
  5. 920/280 simplified gives 23/7
  6. So, 40/20 + 72/56 = 23/7
    In mixed form: 32/7

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