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Add 21/5 and 10/90

1st number: 4 1/5, 2nd number: 10/90

21/5 + 10/90 is 194/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 90 is 90
  2. For the 1st fraction, since 5 × 18 = 90,
    21/5 = 21 × 18/5 × 18 = 378/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    10/90 = 10 × 1/90 × 1 = 10/90
  4. Add the two fractions:
    378/90 + 10/90 = 378 + 10/90 = 388/90
  5. After reducing the fraction, the answer is 194/45
  6. In mixed form: 414/45

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