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Add 35/80 and 21/7

1st number: 35/80, 2nd number: 3 0/7

35/80 + 21/7 is 55/16.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 7 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 80 × 7 = 560,
    35/80 = 35 × 7/80 × 7 = 245/560
  3. Likewise, for the 2nd fraction, since 7 × 80 = 560,
    21/7 = 21 × 80/7 × 80 = 1680/560
  4. Add the two like fractions:
    245/560 + 1680/560 = 245 + 1680/560 = 1925/560
  5. 1925/560 simplified gives 55/16
  6. So, 35/80 + 21/7 = 55/16
    In mixed form: 37/16

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