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Add 7/90 and 35/20

1st number: 7/90, 2nd number: 1 15/20

7/90 + 35/20 is 329/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 20 is 180
  2. For the 1st fraction, since 90 × 2 = 180,
    7/90 = 7 × 2/90 × 2 = 14/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    35/20 = 35 × 9/20 × 9 = 315/180
  4. Add the two fractions:
    14/180 + 315/180 = 14 + 315/180 = 329/180
  5. In mixed form: 1149/180

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