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Add 30/35 and 72/80

30/35 + 72/80 is 123/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 80 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 35 × 16 = 560,
    30/35 = 30 × 16/35 × 16 = 480/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    72/80 = 72 × 7/80 × 7 = 504/560
  4. Add the two like fractions:
    480/560 + 504/560 = 480 + 504/560 = 984/560
  5. 984/560 simplified gives 123/70
  6. So, 30/35 + 72/80 = 123/70
    In mixed form: 153/70

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