Add 72/15 and 18/25
1st number: 4 12/15, 2nd number: 18/25
72/15 + 18/25 is 138/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 25 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 15 × 5 = 75,
72/15 = 72 × 5/15 × 5 = 360/75 - Likewise, for the 2nd fraction, since 25 × 3 = 75,
18/25 = 18 × 3/25 × 3 = 54/75 - Add the two like fractions:
360/75 + 54/75 = 360 + 54/75 = 414/75 - 414/75 simplified gives 138/25
- So, 72/15 + 18/25 = 138/25
In mixed form: 513/25
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