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Add 20/5 and 12/7

1st number: 4 0/5, 2nd number: 1 5/7

20/5 + 12/7 is 40/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 7 is 35

    Next, find the equivalent fraction of both fractional numbers with denominator 35
  2. For the 1st fraction, since 5 × 7 = 35,
    20/5 = 20 × 7/5 × 7 = 140/35
  3. Likewise, for the 2nd fraction, since 7 × 5 = 35,
    12/7 = 12 × 5/7 × 5 = 60/35
  4. Add the two like fractions:
    140/35 + 60/35 = 140 + 60/35 = 200/35
  5. 200/35 simplified gives 40/7
  6. So, 20/5 + 12/7 = 40/7
    In mixed form: 55/7

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