Add 27/54 and 40/7
1st number: 27/54, 2nd number: 5 5/7
27/54 + 40/7 is 87/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 7 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
27/54 = 27 × 7/54 × 7 = 189/378 - Likewise, for the 2nd fraction, since 7 × 54 = 378,
40/7 = 40 × 54/7 × 54 = 2160/378 - Add the two like fractions:
189/378 + 2160/378 = 189 + 2160/378 = 2349/378 - 2349/378 simplified gives 87/14
- So, 27/54 + 40/7 = 87/14
In mixed form: 63/14
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