Add 54/72 and 20/9
1st number: 54/72, 2nd number: 2 2/9
54/72 + 20/9 is 107/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
54/72 = 54 × 1/72 × 1 = 54/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
20/9 = 20 × 8/9 × 8 = 160/72 - Add the two like fractions:
54/72 + 160/72 = 54 + 160/72 = 214/72 - 214/72 simplified gives 107/36
- So, 54/72 + 20/9 = 107/36
In mixed form: 235/36
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