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Add 75/16 and 21/45

1st number: 4 11/16, 2nd number: 21/45

75/16 + 21/45 is 1237/240.

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,
    75/16 = 75 × 45/16 × 45 = 3375/720
  3. Likewise, for the 2nd fraction, since 45 × 16 = 720,
    21/45 = 21 × 16/45 × 16 = 336/720
  4. Add the two like fractions:
    3375/720 + 336/720 = 3375 + 336/720 = 3711/720
  5. 3711/720 simplified gives 1237/240
  6. So, 75/16 + 21/45 = 1237/240
    In mixed form: 537/240

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