Add 81/24 and 56/35, Solve 3 9/24 + 1 21/35 as a fraction

Add 81/24 and 56/35

1^st number: 3 9/24, 2^nd number: 1 21/35

81/24 + 56/35 is 199/40.

Find the least common denominator or LCM of the two denominators:
LCM of 24 and 35 is 840

Next, find the equivalent fraction of both fractional numbers with denominator 840
For the 1st fraction, since 24 × 35 = 840,
81/24 = 81 × 35/24 × 35 = 2835/840
Likewise, for the 2nd fraction, since 35 × 24 = 840,
56/35 = 56 × 24/35 × 24 = 1344/840
Add the two like fractions:
2835/840 + 1344/840 = 2835 + 1344/840 = 4179/840
4179/840 simplified gives 199/40
So, 81/24 + 56/35 = 199/40
In mixed form: 439/40

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