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Add 40/5 and 42/7

1st number: 8 0/5, 2nd number: 6 0/7

40/5 + 42/7 is 14/1.

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,
    40/5 = 40 × 7/5 × 7 = 280/35
  3. Likewise, for the 2nd fraction, since 7 × 5 = 35,
    42/7 = 42 × 5/7 × 5 = 210/35
  4. Add the two like fractions:
    280/35 + 210/35 = 280 + 210/35 = 490/35
  5. 490/35 simplified gives 14/1
  6. So, 40/5 + 42/7 = 14/1

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