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Add 4/16 and 90/45

1st number: 4/16, 2nd number: 2 0/45

4/16 + 90/45 is 9/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 45 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 16 × 45 = 720,
    4/16 = 4 × 45/16 × 45 = 180/720
  3. Likewise, for the 2nd fraction, since 45 × 16 = 720,
    90/45 = 90 × 16/45 × 16 = 1440/720
  4. Add the two like fractions:
    180/720 + 1440/720 = 180 + 1440/720 = 1620/720
  5. 1620/720 simplified gives 9/4
  6. So, 4/16 + 90/45 = 9/4
    In mixed form: 21/4

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