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Add 1/4 and 9/90

1/4 + 9/90 is 7/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 90 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 4 × 45 = 180,
    1/4 = 1 × 45/4 × 45 = 45/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    9/90 = 9 × 2/90 × 2 = 18/180
  4. Add the two like fractions:
    45/180 + 18/180 = 45 + 18/180 = 63/180
  5. 63/180 simplified gives 7/20
  6. So, 1/4 + 9/90 = 7/20

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