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Add 16/5 and 70/40

1st number: 3 1/5, 2nd number: 1 30/40

16/5 + 70/40 is 99/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 40 is 40
  2. For the 1st fraction, since 5 × 8 = 40,
    16/5 = 16 × 8/5 × 8 = 128/40
  3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
    70/40 = 70 × 1/40 × 1 = 70/40
  4. Add the two fractions:
    128/40 + 70/40 = 128 + 70/40 = 198/40
  5. After reducing the fraction, the answer is 99/20
  6. In mixed form: 419/20

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