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Add 2/21 and 48/70

2/21 + 48/70 is 82/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 70 is 210
  2. For the 1st fraction, since 21 × 10 = 210,
    2/21 = 2 × 10/21 × 10 = 20/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    48/70 = 48 × 3/70 × 3 = 144/210
  4. Add the two fractions:
    20/210 + 144/210 = 20 + 144/210 = 164/210
  5. After reducing the fraction, the answer is 82/105

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