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Add 15/70 and 54/40

1st number: 15/70, 2nd number: 1 14/40

15/70 + 54/40 is 219/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 40 is 280
  2. For the 1st fraction, since 70 × 4 = 280,
    15/70 = 15 × 4/70 × 4 = 60/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    54/40 = 54 × 7/40 × 7 = 378/280
  4. Add the two fractions:
    60/280 + 378/280 = 60 + 378/280 = 438/280
  5. After reducing the fraction, the answer is 219/140
  6. In mixed form: 179/140

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