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Add 60/70 and 18/72

60/70 + 18/72 is 31/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 72 is 2520

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 70 × 36 = 2520,
    60/70 = 60 × 36/70 × 36 = 2160/2520
  3. Likewise, for the 2nd fraction, since 72 × 35 = 2520,
    18/72 = 18 × 35/72 × 35 = 630/2520
  4. Add the two like fractions:
    2160/2520 + 630/2520 = 2160 + 630/2520 = 2790/2520
  5. 2790/2520 simplified gives 31/28
  6. So, 60/70 + 18/72 = 31/28
    In mixed form: 13/28

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