Add 21/56 and 42/25
1st number: 21/56, 2nd number: 1 17/25
21/56 + 42/25 is 411/200.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 25 is 1400
Next, find the equivalent fraction of both fractional numbers with denominator 1400 - For the 1st fraction, since 56 × 25 = 1400,
21/56 = 21 × 25/56 × 25 = 525/1400 - Likewise, for the 2nd fraction, since 25 × 56 = 1400,
42/25 = 42 × 56/25 × 56 = 2352/1400 - Add the two like fractions:
525/1400 + 2352/1400 = 525 + 2352/1400 = 2877/1400 - 2877/1400 simplified gives 411/200
- So, 21/56 + 42/25 = 411/200
In mixed form: 211/200
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