Add 18/35 and 54/20
1st number: 18/35, 2nd number: 2 14/20
18/35 + 54/20 is 45/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 35 × 4 = 140,
18/35 = 18 × 4/35 × 4 = 72/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
54/20 = 54 × 7/20 × 7 = 378/140 - Add the two like fractions:
72/140 + 378/140 = 72 + 378/140 = 450/140 - 450/140 simplified gives 45/14
- So, 18/35 + 54/20 = 45/14
In mixed form: 33/14
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