Add 54/18 and 90/14
1st number: 3 0/18, 2nd number: 6 6/14
54/18 + 90/14 is 66/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
54/18 = 54 × 7/18 × 7 = 378/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
90/14 = 90 × 9/14 × 9 = 810/126 - Add the two like fractions:
378/126 + 810/126 = 378 + 810/126 = 1188/126 - 1188/126 simplified gives 66/7
- So, 54/18 + 90/14 = 66/7
In mixed form: 93/7
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