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Add 42/7 and 63/40

1st number: 6 0/7, 2nd number: 1 23/40

42/7 + 63/40 is 303/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 40 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 7 × 40 = 280,
    42/7 = 42 × 40/7 × 40 = 1680/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    63/40 = 63 × 7/40 × 7 = 441/280
  4. Add the two like fractions:
    1680/280 + 441/280 = 1680 + 441/280 = 2121/280
  5. 2121/280 simplified gives 303/40
  6. So, 42/7 + 63/40 = 303/40
    In mixed form: 723/40

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