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Add 1/72 and 4/70

1/72 + 4/70 is 179/2520.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 70 is 2520
  2. For the 1st fraction, since 72 × 35 = 2520,
    1/72 = 1 × 35/72 × 35 = 35/2520
  3. Likewise, for the 2nd fraction, since 70 × 36 = 2520,
    4/70 = 4 × 36/70 × 36 = 144/2520
  4. Add the two fractions:
    35/2520 + 144/2520 = 35 + 144/2520 = 179/2520

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