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Add 70/45 and 24/80

1st number: 1 25/45, 2nd number: 24/80

70/45 + 24/80 is 167/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 80 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 45 × 16 = 720,
    70/45 = 70 × 16/45 × 16 = 1120/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    24/80 = 24 × 9/80 × 9 = 216/720
  4. Add the two like fractions:
    1120/720 + 216/720 = 1120 + 216/720 = 1336/720
  5. 1336/720 simplified gives 167/90
  6. So, 70/45 + 24/80 = 167/90
    In mixed form: 177/90

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