Add 25/42 and 72/28
1st number: 25/42, 2nd number: 2 16/28
25/42 + 72/28 is 19/6.
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,
25/42 = 25 × 2/42 × 2 = 50/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
72/28 = 72 × 3/28 × 3 = 216/84 - Add the two like fractions:
50/84 + 216/84 = 50 + 216/84 = 266/84 - 266/84 simplified gives 19/6
- So, 25/42 + 72/28 = 19/6
In mixed form: 31/6
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