Add 42/4 and 21/27
1st number: 10 2/4, 2nd number: 21/27
42/4 + 21/27 is 203/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 27 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 4 × 27 = 108,
42/4 = 42 × 27/4 × 27 = 1134/108 - Likewise, for the 2nd fraction, since 27 × 4 = 108,
21/27 = 21 × 4/27 × 4 = 84/108 - Add the two like fractions:
1134/108 + 84/108 = 1134 + 84/108 = 1218/108 - 1218/108 simplified gives 203/18
- So, 42/4 + 21/27 = 203/18
In mixed form: 115/18
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