Add 54/72 and 30/16
1st number: 54/72, 2nd number: 1 14/16
54/72 + 30/16 is 21/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 72 × 2 = 144,
54/72 = 54 × 2/72 × 2 = 108/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
30/16 = 30 × 9/16 × 9 = 270/144 - Add the two like fractions:
108/144 + 270/144 = 108 + 270/144 = 378/144 - 378/144 simplified gives 21/8
- So, 54/72 + 30/16 = 21/8
In mixed form: 25/8
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