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Add 10/70 and 9/80

10/70 + 9/80 is 143/560.

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,
    10/70 = 10 × 8/70 × 8 = 80/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    9/80 = 9 × 7/80 × 7 = 63/560
  4. Add the two like fractions:
    80/560 + 63/560 = 80 + 63/560 = 143/560
  5. So, 10/70 + 9/80 = 143/560

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