Add 1/18 and 20/8
1st number: 1/18, 2nd number: 2 4/8
1/18 + 20/8 is 23/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
1/18 = 1 × 4/18 × 4 = 4/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
20/8 = 20 × 9/8 × 9 = 180/72 - Add the two like fractions:
4/72 + 180/72 = 4 + 180/72 = 184/72 - 184/72 simplified gives 23/9
- So, 1/18 + 20/8 = 23/9
In mixed form: 25/9
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