Add 21/3 and 18/8
1st number: 7 0/3, 2nd number: 2 2/8
213 + 188 is 374.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 3 × 8 = 24,
213 = 21 × 83 × 8 = 16824 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
188 = 18 × 38 × 3 = 5424 - Add the two like fractions:
16824 + 5424 = 168 + 5424 = 22224 - 222/24 simplified gives 374
- So, 21/3 + 18/8 = 37/4
In mixed form: 914
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