Add 5/42 and 25/28
5/42 + 25/28 is 85/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 42 × 2 = 84,
5/42 = 5 × 2/42 × 2 = 10/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
25/28 = 25 × 3/28 × 3 = 75/84 - Add the two like fractions:
10/84 + 75/84 = 10 + 75/84 = 85/84 - So, 5/42 + 25/28 = 85/84
In mixed form: 11/84
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