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Add 9/4 and 20/7

1st number: 2 1/4, 2nd number: 2 6/7

9/4 + 20/7 is 143/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 7 is 28

    Next, find the equivalent fraction of both fractional numbers with denominator 28
  2. For the 1st fraction, since 4 × 7 = 28,
    9/4 = 9 × 7/4 × 7 = 63/28
  3. Likewise, for the 2nd fraction, since 7 × 4 = 28,
    20/7 = 20 × 4/7 × 4 = 80/28
  4. Add the two like fractions:
    63/28 + 80/28 = 63 + 80/28 = 143/28
  5. So, 9/4 + 20/7 = 143/28
    In mixed form: 53/28

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