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Add 9/20 and 35/28

1st number: 9/20, 2nd number: 1 7/28

9/20 + 35/28 is 17/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 28 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 20 × 7 = 140,
    9/20 = 9 × 7/20 × 7 = 63/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    35/28 = 35 × 5/28 × 5 = 175/140
  4. Add the two like fractions:
    63/140 + 175/140 = 63 + 175/140 = 238/140
  5. 238/140 simplified gives 17/10
  6. So, 9/20 + 35/28 = 17/10
    In mixed form: 17/10

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