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Add 80/70 and 21/48

1st number: 1 10/70, 2nd number: 21/48

80/70 + 21/48 is 177/112.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 48 is 1680
  2. For the 1st fraction, since 70 × 24 = 1680,
    80/70 = 80 × 24/70 × 24 = 1920/1680
  3. Likewise, for the 2nd fraction, since 48 × 35 = 1680,
    21/48 = 21 × 35/48 × 35 = 735/1680
  4. Add the two fractions:
    1920/1680 + 735/1680 = 1920 + 735/1680 = 2655/1680
  5. 2655/1680 simplified gives 177/112
  6. So, 80/70 + 21/48 = 177/112
    In mixed form: 165/112

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