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Add 80/25 and 70/20

1st number: 3 5/25, 2nd number: 3 10/20

80/25 + 70/20 is 67/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 20 is 100

    Next, find the equivalent fraction of both fractional numbers with denominator 100
  2. For the 1st fraction, since 25 × 4 = 100,
    80/25 = 80 × 4/25 × 4 = 320/100
  3. Likewise, for the 2nd fraction, since 20 × 5 = 100,
    70/20 = 70 × 5/20 × 5 = 350/100
  4. Add the two like fractions:
    320/100 + 350/100 = 320 + 350/100 = 670/100
  5. 670/100 simplified gives 67/10
  6. So, 80/25 + 70/20 = 67/10
    In mixed form: 67/10

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