Add 15/42 and 80/50
1st number: 15/42, 2nd number: 1 30/50
15/42 + 80/50 is 137/70.
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,
15/42 = 15 × 25/42 × 25 = 375/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
80/50 = 80 × 21/50 × 21 = 1680/1050 - Add the two like fractions:
375/1050 + 1680/1050 = 375 + 1680/1050 = 2055/1050 - 2055/1050 simplified gives 137/70
- So, 15/42 + 80/50 = 137/70
In mixed form: 167/70
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