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Add 2/9 and 42/10

1st number: 2/9, 2nd number: 4 2/10

2/9 + 42/10 is 199/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 10 is 90
  2. For the 1st fraction, since 9 × 10 = 90,
    2/9 = 2 × 10/9 × 10 = 20/90
  3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
    42/10 = 42 × 9/10 × 9 = 378/90
  4. Add the two fractions:
    20/90 + 378/90 = 20 + 378/90 = 398/90
  5. 398/90 simplified gives 199/45
  6. So, 2/9 + 42/10 = 199/45
    In mixed form: 419/45

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