Add 81/84 and 90/49, Solve 81/84 + 1 41/49 as a fraction

Add 81/84 and 90/49

1^st number: 81/84, 2^nd number: 1 41/49

81/84 + 90/49 is 549/196.

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,
81/84 = 81 × 7/84 × 7 = 567/588
Likewise, for the 2nd fraction, since 49 × 12 = 588,
90/49 = 90 × 12/49 × 12 = 1080/588
Add the two like fractions:
567/588 + 1080/588 = 567 + 1080/588 = 1647/588
1647/588 simplified gives 549/196
So, 81/84 + 90/49 = 549/196
In mixed form: 2157/196

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