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Add 72/6 and 63/90

1st number: 12 0/6, 2nd number: 63/90

72/6 + 63/90 is 127/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 90 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 6 × 15 = 90,
    72/6 = 72 × 15/6 × 15 = 1080/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    63/90 = 63 × 1/90 × 1 = 63/90
  4. Add the two like fractions:
    1080/90 + 63/90 = 1080 + 63/90 = 1143/90
  5. 1143/90 simplified gives 127/10
  6. So, 72/6 + 63/90 = 127/10
    In mixed form: 127/10

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