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Add 9/21 and 40/30

1st number: 9/21, 2nd number: 1 10/30

9/21 + 40/30 is 37/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 30 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 21 × 10 = 210,
    9/21 = 9 × 10/21 × 10 = 90/210
  3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
    40/30 = 40 × 7/30 × 7 = 280/210
  4. Add the two like fractions:
    90/210 + 280/210 = 90 + 280/210 = 370/210
  5. 370/210 simplified gives 37/21
  6. So, 9/21 + 40/30 = 37/21
    In mixed form: 116/21

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