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Add 70/90 and 80/75

1st number: 70/90, 2nd number: 1 5/75

70/90 + 80/75 is 83/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 75 is 450

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 90 × 5 = 450,
    70/90 = 70 × 5/90 × 5 = 350/450
  3. Likewise, for the 2nd fraction, since 75 × 6 = 450,
    80/75 = 80 × 6/75 × 6 = 480/450
  4. Add the two like fractions:
    350/450 + 480/450 = 350 + 480/450 = 830/450
  5. 830/450 simplified gives 83/45
  6. So, 70/90 + 80/75 = 83/45
    In mixed form: 138/45

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