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Add 35/70 and 21/8

1st number: 35/70, 2nd number: 2 5/8

35/70 + 21/8 is 25/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 8 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 70 × 4 = 280,
    35/70 = 35 × 4/70 × 4 = 140/280
  3. Likewise, for the 2nd fraction, since 8 × 35 = 280,
    21/8 = 21 × 35/8 × 35 = 735/280
  4. Add the two like fractions:
    140/280 + 735/280 = 140 + 735/280 = 875/280
  5. 875/280 simplified gives 25/8
  6. So, 35/70 + 21/8 = 25/8
    In mixed form: 31/8

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