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Add 40/28 and 70/42

1st number: 1 12/28, 2nd number: 1 28/42

40/28 + 70/42 is 65/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 42 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 28 × 3 = 84,
    40/28 = 40 × 3/28 × 3 = 120/84
  3. Likewise, for the 2nd fraction, since 42 × 2 = 84,
    70/42 = 70 × 2/42 × 2 = 140/84
  4. Add the two like fractions:
    120/84 + 140/84 = 120 + 140/84 = 260/84
  5. 260/84 simplified gives 65/21
  6. So, 40/28 + 70/42 = 65/21
    In mixed form: 32/21

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