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Add 45/15 and 90/16

1st number: 3 0/15, 2nd number: 5 10/16

45/15 + 90/16 is 69/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 16 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 15 × 16 = 240,
    45/15 = 45 × 16/15 × 16 = 720/240
  3. Likewise, for the 2nd fraction, since 16 × 15 = 240,
    90/16 = 90 × 15/16 × 15 = 1350/240
  4. Add the two like fractions:
    720/240 + 1350/240 = 720 + 1350/240 = 2070/240
  5. 2070/240 simplified gives 69/8
  6. So, 45/15 + 90/16 = 69/8
    In mixed form: 85/8

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