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Add 9/7 and 72/80

1st number: 1 2/7, 2nd number: 72/80

9/7 + 72/80 is 153/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 80 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 7 × 80 = 560,
    9/7 = 9 × 80/7 × 80 = 720/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    72/80 = 72 × 7/80 × 7 = 504/560
  4. Add the two like fractions:
    720/560 + 504/560 = 720 + 504/560 = 1224/560
  5. 1224/560 simplified gives 153/70
  6. So, 9/7 + 72/80 = 153/70
    In mixed form: 213/70

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