Add 25/12 and 45/28
1st number: 2 1/12, 2nd number: 1 17/28
25/12 + 45/28 is 155/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
25/12 = 25 × 7/12 × 7 = 175/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
45/28 = 45 × 3/28 × 3 = 135/84 - Add the two like fractions:
175/84 + 135/84 = 175 + 135/84 = 310/84 - 310/84 simplified gives 155/42
- So, 25/12 + 45/28 = 155/42
In mixed form: 329/42
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