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Add 21/4 and 25/35

1st number: 5 1/4, 2nd number: 25/35

21/4 + 25/35 is 167/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 35 is 140
  2. For the 1st fraction, since 4 × 35 = 140,
    21/4 = 21 × 35/4 × 35 = 735/140
  3. Likewise, for the 2nd fraction, since 35 × 4 = 140,
    25/35 = 25 × 4/35 × 4 = 100/140
  4. Add the two fractions:
    735/140 + 100/140 = 735 + 100/140 = 835/140
  5. After reducing the fraction, the answer is 167/28
  6. In mixed form: 527/28

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