Add 12/84 and 72/49
1st number: 12/84, 2nd number: 1 23/49
12/84 + 72/49 is 79/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 49 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 84 × 7 = 588,
12/84 = 12 × 7/84 × 7 = 84/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
72/49 = 72 × 12/49 × 12 = 864/588 - Add the two like fractions:
84/588 + 864/588 = 84 + 864/588 = 948/588 - 948/588 simplified gives 79/49
- So, 12/84 + 72/49 = 79/49
In mixed form: 130/49
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