Add 2/15 and 18/40
2/15 + 18/40 is 7/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
2/15 = 2 × 8/15 × 8 = 16/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
18/40 = 18 × 3/40 × 3 = 54/120 - Add the two like fractions:
16/120 + 54/120 = 16 + 54/120 = 70/120 - 70/120 simplified gives 7/12
- So, 2/15 + 18/40 = 7/12
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