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Add 45/90 and 70/45

1st number: 45/90, 2nd number: 1 25/45

45/90 + 70/45 is 37/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 45 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 90 × 1 = 90,
    45/90 = 45 × 1/90 × 1 = 45/90
  3. Likewise, for the 2nd fraction, since 45 × 2 = 90,
    70/45 = 70 × 2/45 × 2 = 140/90
  4. Add the two like fractions:
    45/90 + 140/90 = 45 + 140/90 = 185/90
  5. 185/90 simplified gives 37/18
  6. So, 45/90 + 70/45 = 37/18
    In mixed form: 21/18

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