Add 18/14 and 45/42
1st number: 1 4/14, 2nd number: 1 3/42
18/14 + 45/42 is 33/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
18/14 = 18 × 3/14 × 3 = 54/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
45/42 = 45 × 1/42 × 1 = 45/42 - Add the two like fractions:
54/42 + 45/42 = 54 + 45/42 = 99/42 - 99/42 simplified gives 33/14
- So, 18/14 + 45/42 = 33/14
In mixed form: 25/14
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