Add 7/25 and 21/42
7/25 + 21/42 is 39/50.
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,
7/25 = 7 × 42/25 × 42 = 294/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
21/42 = 21 × 25/42 × 25 = 525/1050 - Add the two like fractions:
294/1050 + 525/1050 = 294 + 525/1050 = 819/1050 - 819/1050 simplified gives 39/50
- So, 7/25 + 21/42 = 39/50
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