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Add 8/4 and 9/90

1st number: 2 0/4, 2nd number: 9/90

8/4 + 9/90 is 21/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 90 is 180
  2. For the 1st fraction, since 4 × 45 = 180,
    8/4 = 8 × 45/4 × 45 = 360/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    9/90 = 9 × 2/90 × 2 = 18/180
  4. Add the two fractions:
    360/180 + 18/180 = 360 + 18/180 = 378/180
  5. 378/180 simplified gives 21/10
  6. So, 8/4 + 9/90 = 21/10
    In mixed form: 21/10

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