Add 9/40 and 3/18
9/40 + 3/18 is 47/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 18 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
9/40 = 9 × 9/40 × 9 = 81/360 - Likewise, for the 2nd fraction, since 18 × 20 = 360,
3/18 = 3 × 20/18 × 20 = 60/360 - Add the two like fractions:
81/360 + 60/360 = 81 + 60/360 = 141/360 - 141/360 simplified gives 47/120
- So, 9/40 + 3/18 = 47/120
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