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Add 42/80 and 7/35

42/80 + 7/35 is 29/40.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 80 × 7 = 560,
    42/80 = 42 × 7/80 × 7 = 294/560
  3. Likewise, for the 2nd fraction, since 35 × 16 = 560,
    7/35 = 7 × 16/35 × 16 = 112/560
  4. Add the two like fractions:
    294/560 + 112/560 = 294 + 112/560 = 406/560
  5. 406/560 simplified gives 29/40
  6. So, 42/80 + 7/35 = 29/40

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