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Add 72/70 and 42/60

1st number: 1 2/70, 2nd number: 42/60

72/70 + 42/60 is 121/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 60 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 70 × 6 = 420,
    72/70 = 72 × 6/70 × 6 = 432/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    42/60 = 42 × 7/60 × 7 = 294/420
  4. Add the two like fractions:
    432/420 + 294/420 = 432 + 294/420 = 726/420
  5. 726/420 simplified gives 121/70
  6. So, 72/70 + 42/60 = 121/70
    In mixed form: 151/70

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