Add 81/32 and 56/40, Solve 2 17/32 + 1 16/40 as a fraction

Add 81/32 and 56/40

1^st number: 2 17/32, 2^nd number: 1 16/40

81/32 + 56/40 is 629/160.

Find the least common denominator or LCM of the two denominators:
LCM of 32 and 40 is 160

Next, find the equivalent fraction of both fractional numbers with denominator 160
For the 1st fraction, since 32 × 5 = 160,
81/32 = 81 × 5/32 × 5 = 405/160
Likewise, for the 2nd fraction, since 40 × 4 = 160,
56/40 = 56 × 4/40 × 4 = 224/160
Add the two like fractions:
405/160 + 224/160 = 405 + 224/160 = 629/160
So, 81/32 + 56/40 = 629/160
In mixed form: 3149/160

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