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Add 15/8 and 36/90

1st number: 1 7/8, 2nd number: 36/90

15/8 + 36/90 is 91/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 90 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 8 × 45 = 360,
    15/8 = 15 × 45/8 × 45 = 675/360
  3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
    36/90 = 36 × 4/90 × 4 = 144/360
  4. Add the two like fractions:
    675/360 + 144/360 = 675 + 144/360 = 819/360
  5. 819/360 simplified gives 91/40
  6. So, 15/8 + 36/90 = 91/40
    In mixed form: 211/40

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