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Add 40/14 and 15/63

1st number: 2 12/14, 2nd number: 15/63

40/14 + 15/63 is 65/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 63 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 14 × 9 = 126,
    40/14 = 40 × 9/14 × 9 = 360/126
  3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
    15/63 = 15 × 2/63 × 2 = 30/126
  4. Add the two like fractions:
    360/126 + 30/126 = 360 + 30/126 = 390/126
  5. 390/126 simplified gives 65/21
  6. So, 40/14 + 15/63 = 65/21
    In mixed form: 32/21

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