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Add 8/90 and 40/20

1st number: 8/90, 2nd number: 2 0/20

8/90 + 40/20 is 94/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 90 × 2 = 180,
    8/90 = 8 × 2/90 × 2 = 16/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    40/20 = 40 × 9/20 × 9 = 360/180
  4. Add the two like fractions:
    16/180 + 360/180 = 16 + 360/180 = 376/180
  5. 376/180 simplified gives 94/45
  6. So, 8/90 + 40/20 = 94/45
    In mixed form: 24/45

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