Add 21/7 and 81/50
1st number: 3 0/7, 2nd number: 1 31/50
21/7 + 81/50 is 231/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 7 × 50 = 350,
21/7 = 21 × 50/7 × 50 = 1050/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
81/50 = 81 × 7/50 × 7 = 567/350 - Add the two like fractions:
1050/350 + 567/350 = 1050 + 567/350 = 1617/350 - 1617/350 simplified gives 231/50
- So, 21/7 + 81/50 = 231/50
In mixed form: 431/50
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