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Add 42/28 and 4/20

1st number: 1 14/28, 2nd number: 4/20

42/28 + 4/20 is 17/10.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 28 × 5 = 140,
    42/28 = 42 × 5/28 × 5 = 210/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    4/20 = 4 × 7/20 × 7 = 28/140
  4. Add the two like fractions:
    210/140 + 28/140 = 210 + 28/140 = 238/140
  5. 238/140 simplified gives 17/10
  6. So, 42/28 + 4/20 = 17/10
    In mixed form: 17/10

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