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Add 3/20 and 90/56

1st number: 3/20, 2nd number: 1 34/56

3/20 + 90/56 is 123/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 56 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 20 × 14 = 280,
    3/20 = 3 × 14/20 × 14 = 42/280
  3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
    90/56 = 90 × 5/56 × 5 = 450/280
  4. Add the two like fractions:
    42/280 + 450/280 = 42 + 450/280 = 492/280
  5. 492/280 simplified gives 123/70
  6. So, 3/20 + 90/56 = 123/70
    In mixed form: 153/70

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