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Add 56/90 and 54/70

56/90 + 54/70 is 439/315.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 70 is 630
  2. For the 1st fraction, since 90 × 7 = 630,
    56/90 = 56 × 7/90 × 7 = 392/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    54/70 = 54 × 9/70 × 9 = 486/630
  4. Add the two fractions:
    392/630 + 486/630 = 392 + 486/630 = 878/630
  5. After reducing the fraction, the answer is 439/315
  6. In mixed form: 1124/315

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