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Add 25/10 and 42/8

1st number: 2 5/10, 2nd number: 5 2/8

25/10 + 42/8 is 31/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 8 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 10 × 4 = 40,
    25/10 = 25 × 4/10 × 4 = 100/40
  3. Likewise, for the 2nd fraction, since 8 × 5 = 40,
    42/8 = 42 × 5/8 × 5 = 210/40
  4. Add the two like fractions:
    100/40 + 210/40 = 100 + 210/40 = 310/40
  5. 310/40 simplified gives 31/4
  6. So, 25/10 + 42/8 = 31/4
    In mixed form: 73/4

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