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Add 1/80 and 42/63

1/80 + 42/63 is 163/240.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 63 is 5040

    Next, find the equivalent fraction of both fractional numbers with denominator 5040
  2. For the 1st fraction, since 80 × 63 = 5040,
    1/80 = 1 × 63/80 × 63 = 63/5040
  3. Likewise, for the 2nd fraction, since 63 × 80 = 5040,
    42/63 = 42 × 80/63 × 80 = 3360/5040
  4. Add the two like fractions:
    63/5040 + 3360/5040 = 63 + 3360/5040 = 3423/5040
  5. 3423/5040 simplified gives 163/240
  6. So, 1/80 + 42/63 = 163/240

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