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Add 7/70 and 3/30

7/70 + 3/30 is 1/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 30 is 210
  2. For the 1st fraction, since 70 × 3 = 210,
    7/70 = 7 × 3/70 × 3 = 21/210
  3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
    3/30 = 3 × 7/30 × 7 = 21/210
  4. Add the two fractions:
    21/210 + 21/210 = 21 + 21/210 = 42/210
  5. 42/210 simplified gives 1/5
  6. So, 7/70 + 3/30 = 1/5

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