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Add 10/45 and 2/20

10/45 + 2/20 is 29/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 20 is 180
  2. For the 1st fraction, since 45 × 4 = 180,
    10/45 = 10 × 4/45 × 4 = 40/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    2/20 = 2 × 9/20 × 9 = 18/180
  4. Add the two fractions:
    40/180 + 18/180 = 40 + 18/180 = 58/180
  5. After reducing the fraction, the answer is 29/90

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