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Add 18/4 and 45/25

1st number: 4 2/4, 2nd number: 1 20/25

18/4 + 45/25 is 63/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 25 is 100

    Next, find the equivalent fraction of both fractional numbers with denominator 100
  2. For the 1st fraction, since 4 × 25 = 100,
    18/4 = 18 × 25/4 × 25 = 450/100
  3. Likewise, for the 2nd fraction, since 25 × 4 = 100,
    45/25 = 45 × 4/25 × 4 = 180/100
  4. Add the two like fractions:
    450/100 + 180/100 = 450 + 180/100 = 630/100
  5. 630/100 simplified gives 63/10
  6. So, 18/4 + 45/25 = 63/10
    In mixed form: 63/10

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