Add 18/36 and 15/8
1st number: 18/36, 2nd number: 1 7/8
18/36 + 15/8 is 19/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 36 × 2 = 72,
18/36 = 18 × 2/36 × 2 = 36/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
15/8 = 15 × 9/8 × 9 = 135/72 - Add the two like fractions:
36/72 + 135/72 = 36 + 135/72 = 171/72 - 171/72 simplified gives 19/8
- So, 18/36 + 15/8 = 19/8
In mixed form: 23/8
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