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Add 42/7 and 9/72

1st number: 6 0/7, 2nd number: 9/72

42/7 + 9/72 is 49/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 72 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 7 × 72 = 504,
    42/7 = 42 × 72/7 × 72 = 3024/504
  3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
    9/72 = 9 × 7/72 × 7 = 63/504
  4. Add the two like fractions:
    3024/504 + 63/504 = 3024 + 63/504 = 3087/504
  5. 3087/504 simplified gives 49/8
  6. So, 42/7 + 9/72 = 49/8
    In mixed form: 61/8

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