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Add 4/9 and 7/10

4/9 + 7/10 is 103/90.

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,
    4/9 = 4 × 10/9 × 10 = 40/90
  3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
    7/10 = 7 × 9/10 × 9 = 63/90
  4. Add the two fractions:
    40/90 + 63/90 = 40 + 63/90 = 103/90
  5. In mixed form: 113/90

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