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Add 1/50 and 21/90

1/50 + 21/90 is 19/75.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 90 is 450
  2. For the 1st fraction, since 50 × 9 = 450,
    1/50 = 1 × 9/50 × 9 = 9/450
  3. Likewise, for the 2nd fraction, since 90 × 5 = 450,
    21/90 = 21 × 5/90 × 5 = 105/450
  4. Add the two fractions:
    9/450 + 105/450 = 9 + 105/450 = 114/450
  5. After reducing the fraction, the answer is 19/75

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