Add 5/2 and 4/21
1st number: 2 1/2, 2nd number: 4/21
52 + 421 is 11342.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
52 = 5 × 212 × 21 = 10542 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
421 = 4 × 221 × 2 = 842 - Add the two like fractions:
10542 + 842 = 105 + 842 = 11342 - So, 5/2 + 4/21 = 113/42
In mixed form: 22942
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