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Add 40/90 and 84/80

1st number: 40/90, 2nd number: 1 4/80

40/90 + 84/80 is 269/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 80 is 720
  2. For the 1st fraction, since 90 × 8 = 720,
    40/90 = 40 × 8/90 × 8 = 320/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    84/80 = 84 × 9/80 × 9 = 756/720
  4. Add the two fractions:
    320/720 + 756/720 = 320 + 756/720 = 1076/720
  5. 1076/720 simplified gives 269/180
  6. So, 40/90 + 84/80 = 269/180
    In mixed form: 189/180

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