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Add 40/7 and 9/20

1st number: 5 5/7, 2nd number: 9/20

40/7 + 9/20 is 863/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 20 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 7 × 20 = 140,
    40/7 = 40 × 20/7 × 20 = 800/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    9/20 = 9 × 7/20 × 7 = 63/140
  4. Add the two like fractions:
    800/140 + 63/140 = 800 + 63/140 = 863/140
  5. So, 40/7 + 9/20 = 863/140
    In mixed form: 623/140

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