Add 54/2 and 20/42
1st number: 27 0/2, 2nd number: 20/42
54/2 + 20/42 is 577/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
54/2 = 54 × 21/2 × 21 = 1134/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
20/42 = 20 × 1/42 × 1 = 20/42 - Add the two like fractions:
1134/42 + 20/42 = 1134 + 20/42 = 1154/42 - 1154/42 simplified gives 577/21
- So, 54/2 + 20/42 = 577/21
In mixed form: 2710/21
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