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Add 4/70 and 5/80

4/70 + 5/80 is 67/560.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 80 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 70 × 8 = 560,
    4/70 = 4 × 8/70 × 8 = 32/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    5/80 = 5 × 7/80 × 7 = 35/560
  4. Add the two like fractions:
    32/560 + 35/560 = 32 + 35/560 = 67/560
  5. So, 4/70 + 5/80 = 67/560

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