Add 18/40 and 10/9, Solve 18/40 + 1 1/9 as a fraction

Add 18/40 and 10/9

1^st number: 18/40, 2^nd number: 1 1/9

18/40 + 10/9 is 281/180.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 9 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 9 × 40 = 360,
10/9 = 10 × 40/9 × 40 = 400/360
Add the two like fractions:
162/360 + 400/360 = 162 + 400/360 = 562/360
562/360 simplified gives 281/180
So, 18/40 + 10/9 = 281/180
In mixed form: 1101/180

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