Add 81/40 and 5/84, Solve 2 1/40 + 5/84 as a fraction

Add 81/40 and 5/84

1^st number: 2 1/40, 2^nd number: 5/84

81/40 + 5/84 is 1751/840.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 84 is 840

Next, find the equivalent fraction of both fractional numbers with denominator 840
For the 1st fraction, since 40 × 21 = 840,
81/40 = 81 × 21/40 × 21 = 1701/840
Likewise, for the 2nd fraction, since 84 × 10 = 840,
5/84 = 5 × 10/84 × 10 = 50/840
Add the two like fractions:
1701/840 + 50/840 = 1701 + 50/840 = 1751/840
So, 81/40 + 5/84 = 1751/840
In mixed form: 271/840

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