Add 18/40 and 25/18
1st number: 18/40, 2nd number: 1 7/18
18/40 + 25/18 is 331/180.
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,
18/40 = 18 × 9/40 × 9 = 162/360 - Likewise, for the 2nd fraction, since 18 × 20 = 360,
25/18 = 25 × 20/18 × 20 = 500/360 - Add the two like fractions:
162/360 + 500/360 = 162 + 500/360 = 662/360 - 662/360 simplified gives 331/180
- So, 18/40 + 25/18 = 331/180
In mixed form: 1151/180
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