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Add 63/9 and 28/40

1st number: 7 0/9, 2nd number: 28/40

63/9 + 28/40 is 77/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 40 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 9 × 40 = 360,
    63/9 = 63 × 40/9 × 40 = 2520/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    28/40 = 28 × 9/40 × 9 = 252/360
  4. Add the two like fractions:
    2520/360 + 252/360 = 2520 + 252/360 = 2772/360
  5. 2772/360 simplified gives 77/10
  6. So, 63/9 + 28/40 = 77/10
    In mixed form: 77/10

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