Add 54/84 and 40/49
54/84 + 40/49 is 143/98.
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,
54/84 = 54 × 7/84 × 7 = 378/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
40/49 = 40 × 12/49 × 12 = 480/588 - Add the two like fractions:
378/588 + 480/588 = 378 + 480/588 = 858/588 - 858/588 simplified gives 143/98
- So, 54/84 + 40/49 = 143/98
In mixed form: 145/98
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