Add 9/40 and 12/15
9/40 + 12/15 is 41/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 15 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
9/40 = 9 × 3/40 × 3 = 27/120 - Likewise, for the 2nd fraction, since 15 × 8 = 120,
12/15 = 12 × 8/15 × 8 = 96/120 - Add the two like fractions:
27/120 + 96/120 = 27 + 96/120 = 123/120 - 123/120 simplified gives 41/40
- So, 9/40 + 12/15 = 41/40
In mixed form: 11/40
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