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Add 10/2 and 21/90

1st number: 5 0/2, 2nd number: 21/90

10/2 + 21/90 is 157/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 90 is 90
  2. For the 1st fraction, since 2 × 45 = 90,
    10/2 = 10 × 45/2 × 45 = 450/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    21/90 = 21 × 1/90 × 1 = 21/90
  4. Add the two fractions:
    450/90 + 21/90 = 450 + 21/90 = 471/90
  5. After reducing the fraction, the answer is 157/30
  6. In mixed form: 57/30

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