Add 5/12 and 18/40
5/12 + 18/40 is 13/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 12 × 10 = 120,
5/12 = 5 × 10/12 × 10 = 50/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
18/40 = 18 × 3/40 × 3 = 54/120 - Add the two like fractions:
50/120 + 54/120 = 50 + 54/120 = 104/120 - 104/120 simplified gives 13/15
- So, 5/12 + 18/40 = 13/15
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