Add 18/27 and 42/8
1st number: 18/27, 2nd number: 5 2/8
18/27 + 42/8 is 71/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 8 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 27 × 8 = 216,
18/27 = 18 × 8/27 × 8 = 144/216 - Likewise, for the 2nd fraction, since 8 × 27 = 216,
42/8 = 42 × 27/8 × 27 = 1134/216 - Add the two like fractions:
144/216 + 1134/216 = 144 + 1134/216 = 1278/216 - 1278/216 simplified gives 71/12
- So, 18/27 + 42/8 = 71/12
In mixed form: 511/12
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