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Add 24/28 and 42/20

1st number: 24/28, 2nd number: 2 2/20

24/28 + 42/20 is 207/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 20 is 140
  2. For the 1st fraction, since 28 × 5 = 140,
    24/28 = 24 × 5/28 × 5 = 120/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    42/20 = 42 × 7/20 × 7 = 294/140
  4. Add the two fractions:
    120/140 + 294/140 = 120 + 294/140 = 414/140
  5. After reducing the fraction, the answer is 207/70
  6. In mixed form: 267/70

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