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Add 70/80 and 60/90

70/80 + 60/90 is 37/24.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 90 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 80 × 9 = 720,
    70/80 = 70 × 9/80 × 9 = 630/720
  3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
    60/90 = 60 × 8/90 × 8 = 480/720
  4. Add the two like fractions:
    630/720 + 480/720 = 630 + 480/720 = 1110/720
  5. 1110/720 simplified gives 37/24
  6. So, 70/80 + 60/90 = 37/24
    In mixed form: 113/24

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