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Add 45/10 and 90/15

1st number: 4 5/10, 2nd number: 6 0/15

45/10 + 90/15 is 21/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 15 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 10 × 3 = 30,
    45/10 = 45 × 3/10 × 3 = 135/30
  3. Likewise, for the 2nd fraction, since 15 × 2 = 30,
    90/15 = 90 × 2/15 × 2 = 180/30
  4. Add the two like fractions:
    135/30 + 180/30 = 135 + 180/30 = 315/30
  5. 315/30 simplified gives 21/2
  6. So, 45/10 + 90/15 = 21/2
    In mixed form: 101/2

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