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Add 1/70 and 80/40

1st number: 1/70, 2nd number: 2 0/40

1/70 + 80/40 is 141/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 40 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 70 × 4 = 280,
    1/70 = 1 × 4/70 × 4 = 4/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    80/40 = 80 × 7/40 × 7 = 560/280
  4. Add the two like fractions:
    4/280 + 560/280 = 4 + 560/280 = 564/280
  5. 564/280 simplified gives 141/70
  6. So, 1/70 + 80/40 = 141/70
    In mixed form: 21/70

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