Add 21/25 and 49/42
1st number: 21/25, 2nd number: 1 7/42
21/25 + 49/42 is 301/150.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 25 × 42 = 1050,
21/25 = 21 × 42/25 × 42 = 882/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
49/42 = 49 × 25/42 × 25 = 1225/1050 - Add the two like fractions:
882/1050 + 1225/1050 = 882 + 1225/1050 = 2107/1050 - 2107/1050 simplified gives 301/150
- So, 21/25 + 49/42 = 301/150
In mixed form: 21/150
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