Add 21/10 and 1/54
1st number: 2 1/10, 2nd number: 1/54
21/10 + 1/54 is 286/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 10 × 27 = 270,
21/10 = 21 × 27/10 × 27 = 567/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
1/54 = 1 × 5/54 × 5 = 5/270 - Add the two like fractions:
567/270 + 5/270 = 567 + 5/270 = 572/270 - 572/270 simplified gives 286/135
- So, 21/10 + 1/54 = 286/135
In mixed form: 216/135
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