Add 54/18 and 36/72
1st number: 3 0/18, 2nd number: 36/72
54/18 + 36/72 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
54/18 = 54 × 4/18 × 4 = 216/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
36/72 = 36 × 1/72 × 1 = 36/72 - Add the two like fractions:
216/72 + 36/72 = 216 + 36/72 = 252/72 - 252/72 simplified gives 7/2
- So, 54/18 + 36/72 = 7/2
In mixed form: 31/2
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