Add 7/18 and 45/20
1st number: 7/18, 2nd number: 2 5/20
7/18 + 45/20 is 95/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 18 × 10 = 180,
7/18 = 7 × 10/18 × 10 = 70/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
45/20 = 45 × 9/20 × 9 = 405/180 - Add the two like fractions:
70/180 + 405/180 = 70 + 405/180 = 475/180 - 475/180 simplified gives 95/36
- So, 7/18 + 45/20 = 95/36
In mixed form: 223/36
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