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Add 56/35 and 21/40

1st number: 1 21/35, 2nd number: 21/40

56/35 + 21/40 is 17/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 40 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 35 × 8 = 280,
    56/35 = 56 × 8/35 × 8 = 448/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    21/40 = 21 × 7/40 × 7 = 147/280
  4. Add the two like fractions:
    448/280 + 147/280 = 448 + 147/280 = 595/280
  5. 595/280 simplified gives 17/8
  6. So, 56/35 + 21/40 = 17/8
    In mixed form: 21/8

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