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Add 80/48 and 21/70

1st number: 1 32/48, 2nd number: 21/70

80/48 + 21/70 is 59/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 48 and 70 is 1680

    Next, find the equivalent fraction of both fractional numbers with denominator 1680
  2. For the 1st fraction, since 48 × 35 = 1680,
    80/48 = 80 × 35/48 × 35 = 2800/1680
  3. Likewise, for the 2nd fraction, since 70 × 24 = 1680,
    21/70 = 21 × 24/70 × 24 = 504/1680
  4. Add the two like fractions:
    2800/1680 + 504/1680 = 2800 + 504/1680 = 3304/1680
  5. 3304/1680 simplified gives 59/30
  6. So, 80/48 + 21/70 = 59/30
    In mixed form: 129/30

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