Add 81/54 and 36/45
1st number: 1 27/54, 2nd number: 36/45
81/54 + 36/45 is 23/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 45 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
81/54 = 81 × 5/54 × 5 = 405/270 - Likewise, for the 2nd fraction, since 45 × 6 = 270,
36/45 = 36 × 6/45 × 6 = 216/270 - Add the two like fractions:
405/270 + 216/270 = 405 + 216/270 = 621/270 - 621/270 simplified gives 23/10
- So, 81/54 + 36/45 = 23/10
In mixed form: 23/10
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