Add 21/50 and 5/7
21/50 + 5/7 is 397/350.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 7 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
21/50 = 21 × 7/50 × 7 = 147/350 - Likewise, for the 2nd fraction, since 7 × 50 = 350,
5/7 = 5 × 50/7 × 50 = 250/350 - Add the two like fractions:
147/350 + 250/350 = 147 + 250/350 = 397/350 - So, 21/50 + 5/7 = 397/350
In mixed form: 147/350
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