Add 15/25 and 18/16
1st number: 15/25, 2nd number: 1 2/16
15/25 + 18/16 is 69/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 16 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 25 × 16 = 400,
15/25 = 15 × 16/25 × 16 = 240/400 - Likewise, for the 2nd fraction, since 16 × 25 = 400,
18/16 = 18 × 25/16 × 25 = 450/400 - Add the two like fractions:
240/400 + 450/400 = 240 + 450/400 = 690/400 - 690/400 simplified gives 69/40
- So, 15/25 + 18/16 = 69/40
In mixed form: 129/40
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