Add 21/7 and 50/18
1st number: 3 0/7, 2nd number: 2 14/18
21/7 + 50/18 is 52/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 7 × 18 = 126,
21/7 = 21 × 18/7 × 18 = 378/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
50/18 = 50 × 7/18 × 7 = 350/126 - Add the two like fractions:
378/126 + 350/126 = 378 + 350/126 = 728/126 - 728/126 simplified gives 52/9
- So, 21/7 + 50/18 = 52/9
In mixed form: 57/9
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