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Add 40/54 and 54/70

40/54 + 54/70 is 1429/945.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 70 is 1890
  2. For the 1st fraction, since 54 × 35 = 1890,
    40/54 = 40 × 35/54 × 35 = 1400/1890
  3. Likewise, for the 2nd fraction, since 70 × 27 = 1890,
    54/70 = 54 × 27/70 × 27 = 1458/1890
  4. Add the two fractions:
    1400/1890 + 1458/1890 = 1400 + 1458/1890 = 2858/1890
  5. After reducing the fraction, the answer is 1429/945
  6. In mixed form: 1484/945

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