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Add 70/4 and 45/15

1st number: 17 2/4, 2nd number: 3 0/15

70/4 + 45/15 is 41/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 15 is 60
  2. For the 1st fraction, since 4 × 15 = 60,
    70/4 = 70 × 15/4 × 15 = 1050/60
  3. Likewise, for the 2nd fraction, since 15 × 4 = 60,
    45/15 = 45 × 4/15 × 4 = 180/60
  4. Add the two fractions:
    1050/60 + 180/60 = 1050 + 180/60 = 1230/60
  5. After reducing the fraction, the answer is 41/2
  6. In mixed form: 201/2

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