Add 21/50 and 54/42
1st number: 21/50, 2nd number: 1 12/42
21/50 + 54/42 is 597/350.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 50 × 21 = 1050,
21/50 = 21 × 21/50 × 21 = 441/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
54/42 = 54 × 25/42 × 25 = 1350/1050 - Add the two like fractions:
441/1050 + 1350/1050 = 441 + 1350/1050 = 1791/1050 - 1791/1050 simplified gives 597/350
- So, 21/50 + 54/42 = 597/350
In mixed form: 1247/350
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