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Add 8/40 and 90/56

1st number: 8/40, 2nd number: 1 34/56

8/40 + 90/56 is 253/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 56 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 40 × 7 = 280,
    8/40 = 8 × 7/40 × 7 = 56/280
  3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
    90/56 = 90 × 5/56 × 5 = 450/280
  4. Add the two like fractions:
    56/280 + 450/280 = 56 + 450/280 = 506/280
  5. 506/280 simplified gives 253/140
  6. So, 8/40 + 90/56 = 253/140
    In mixed form: 1113/140

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