Add 50/42 and 21/9
1st number: 1 8/42, 2nd number: 2 3/9
50/42 + 21/9 is 74/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 9 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 42 × 3 = 126,
50/42 = 50 × 3/42 × 3 = 150/126 - Likewise, for the 2nd fraction, since 9 × 14 = 126,
21/9 = 21 × 14/9 × 14 = 294/126 - Add the two like fractions:
150/126 + 294/126 = 150 + 294/126 = 444/126 - 444/126 simplified gives 74/21
- So, 50/42 + 21/9 = 74/21
In mixed form: 311/21
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