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Add 75/40 and 70/63

1st number: 1 35/40, 2nd number: 1 7/63

75/40 + 70/63 is 215/72.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 63 is 2520

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 40 × 63 = 2520,
    75/40 = 75 × 63/40 × 63 = 4725/2520
  3. Likewise, for the 2nd fraction, since 63 × 40 = 2520,
    70/63 = 70 × 40/63 × 40 = 2800/2520
  4. Add the two like fractions:
    4725/2520 + 2800/2520 = 4725 + 2800/2520 = 7525/2520
  5. 7525/2520 simplified gives 215/72
  6. So, 75/40 + 70/63 = 215/72
    In mixed form: 271/72

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