Add 21/5 and 2/54
1st number: 4 1/5, 2nd number: 2/54
21/5 + 2/54 is 572/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 5 × 54 = 270,
21/5 = 21 × 54/5 × 54 = 1134/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
2/54 = 2 × 5/54 × 5 = 10/270 - Add the two like fractions:
1134/270 + 10/270 = 1134 + 10/270 = 1144/270 - 1144/270 simplified gives 572/135
- So, 21/5 + 2/54 = 572/135
In mixed form: 432/135
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