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Add 40/14 and 15/45

1st number: 2 12/14, 2nd number: 15/45

40/14 + 15/45 is 67/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 45 is 630
  2. For the 1st fraction, since 14 × 45 = 630,
    40/14 = 40 × 45/14 × 45 = 1800/630
  3. Likewise, for the 2nd fraction, since 45 × 14 = 630,
    15/45 = 15 × 14/45 × 14 = 210/630
  4. Add the two fractions:
    1800/630 + 210/630 = 1800 + 210/630 = 2010/630
  5. 2010/630 simplified gives 67/21
  6. So, 40/14 + 15/45 = 67/21
    In mixed form: 34/21

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