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Add 18/70 and 2/72

18/70 + 2/72 is 359/1260.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 72 is 2520
  2. For the 1st fraction, since 70 × 36 = 2520,
    18/70 = 18 × 36/70 × 36 = 648/2520
  3. Likewise, for the 2nd fraction, since 72 × 35 = 2520,
    2/72 = 2 × 35/72 × 35 = 70/2520
  4. Add the two fractions:
    648/2520 + 70/2520 = 648 + 70/2520 = 718/2520
  5. 718/2520 simplified gives 359/1260
  6. So, 18/70 + 2/72 = 359/1260

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