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Add 20/8 and 80/90

1st number: 2 4/8, 2nd number: 80/90

20/8 + 80/90 is 61/18.

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,
    20/8 = 20 × 45/8 × 45 = 900/360
  3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
    80/90 = 80 × 4/90 × 4 = 320/360
  4. Add the two like fractions:
    900/360 + 320/360 = 900 + 320/360 = 1220/360
  5. 1220/360 simplified gives 61/18
  6. So, 20/8 + 80/90 = 61/18
    In mixed form: 37/18

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