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Add 90/8 and 80/40

1st number: 11 2/8, 2nd number: 2 0/40

90/8 + 80/40 is 53/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 40 is 40
  2. For the 1st fraction, since 8 × 5 = 40,
    90/8 = 90 × 5/8 × 5 = 450/40
  3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
    80/40 = 80 × 1/40 × 1 = 80/40
  4. Add the two fractions:
    450/40 + 80/40 = 450 + 80/40 = 530/40
  5. 530/40 simplified gives 53/4
  6. So, 90/8 + 80/40 = 53/4
    In mixed form: 131/4

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