Add 30/50 and 21/7
1st number: 30/50, 2nd number: 3 0/7
30/50 + 21/7 is 18/5.
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,
30/50 = 30 × 7/50 × 7 = 210/350 - Likewise, for the 2nd fraction, since 7 × 50 = 350,
21/7 = 21 × 50/7 × 50 = 1050/350 - Add the two like fractions:
210/350 + 1050/350 = 210 + 1050/350 = 1260/350 - 1260/350 simplified gives 18/5
- So, 30/50 + 21/7 = 18/5
In mixed form: 33/5
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