Add 12/21 and 54/24
1st number: 12/21, 2nd number: 2 6/24
12/21 + 54/24 is 79/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 21 × 8 = 168,
12/21 = 12 × 8/21 × 8 = 96/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
54/24 = 54 × 7/24 × 7 = 378/168 - Add the two like fractions:
96/168 + 378/168 = 96 + 378/168 = 474/168 - 474/168 simplified gives 79/28
- So, 12/21 + 54/24 = 79/28
In mixed form: 223/28
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