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Add 20/80 and 49/70

20/80 + 49/70 is 19/20.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 80 × 7 = 560,
    20/80 = 20 × 7/80 × 7 = 140/560
  3. Likewise, for the 2nd fraction, since 70 × 8 = 560,
    49/70 = 49 × 8/70 × 8 = 392/560
  4. Add the two like fractions:
    140/560 + 392/560 = 140 + 392/560 = 532/560
  5. 532/560 simplified gives 19/20
  6. So, 20/80 + 49/70 = 19/20

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