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Add 7/72 and 2/70

7/72 + 2/70 is 317/2520.

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,
    7/72 = 7 × 35/72 × 35 = 245/2520
  3. Likewise, for the 2nd fraction, since 70 × 36 = 2520,
    2/70 = 2 × 36/70 × 36 = 72/2520
  4. Add the two fractions:
    245/2520 + 72/2520 = 245 + 72/2520 = 317/2520

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