Add 7/20 and 42/3
1st number: 7/20, 2nd number: 14 0/3
7/20 + 42/3 is 287/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 3 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
7/20 = 7 × 3/20 × 3 = 21/60 - Likewise, for the 2nd fraction, since 3 × 20 = 60,
42/3 = 42 × 20/3 × 20 = 840/60 - Add the two like fractions:
21/60 + 840/60 = 21 + 840/60 = 861/60 - 861/60 simplified gives 287/20
- So, 7/20 + 42/3 = 287/20
In mixed form: 147/20
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