Add 25/15 and 75/54
1st number: 1 10/15, 2nd number: 1 21/54
25/15 + 75/54 is 55/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 15 × 18 = 270,
25/15 = 25 × 18/15 × 18 = 450/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
75/54 = 75 × 5/54 × 5 = 375/270 - Add the two like fractions:
450/270 + 375/270 = 450 + 375/270 = 825/270 - 825/270 simplified gives 55/18
- So, 25/15 + 75/54 = 55/18
In mixed form: 31/18
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