Add 20/42 and 80/50
1st number: 20/42, 2nd number: 1 30/50
20/42 + 80/50 is 218/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 50 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
20/42 = 20 × 25/42 × 25 = 500/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
80/50 = 80 × 21/50 × 21 = 1680/1050 - Add the two like fractions:
500/1050 + 1680/1050 = 500 + 1680/1050 = 2180/1050 - 2180/1050 simplified gives 218/105
- So, 20/42 + 80/50 = 218/105
In mixed form: 28/105
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