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Add 10/90 and 90/20

1st number: 10/90, 2nd number: 4 10/20

10/90 + 90/20 is 83/18.

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,
    10/90 = 10 × 2/90 × 2 = 20/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    90/20 = 90 × 9/20 × 9 = 810/180
  4. Add the two like fractions:
    20/180 + 810/180 = 20 + 810/180 = 830/180
  5. 830/180 simplified gives 83/18
  6. So, 10/90 + 90/20 = 83/18
    In mixed form: 411/18

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