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Add 7/10 and 30/90

7/10 + 30/90 is 31/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 90 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 10 × 9 = 90,
    7/10 = 7 × 9/10 × 9 = 63/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    30/90 = 30 × 1/90 × 1 = 30/90
  4. Add the two like fractions:
    63/90 + 30/90 = 63 + 30/90 = 93/90
  5. 93/90 simplified gives 31/30
  6. So, 7/10 + 30/90 = 31/30
    In mixed form: 11/30

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