Add 81/18 and 7/56, Solve 4 9/18 + 7/56 as a fraction

Add 81/18 and 7/56

1^st number: 4 9/18, 2^nd number: 7/56

81/18 + 7/56 is 37/8.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 56 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 18 × 28 = 504,
81/18 = 81 × 28/18 × 28 = 2268/504
Likewise, for the 2nd fraction, since 56 × 9 = 504,
7/56 = 7 × 9/56 × 9 = 63/504
Add the two like fractions:
2268/504 + 63/504 = 2268 + 63/504 = 2331/504
2331/504 simplified gives 37/8
So, 81/18 + 7/56 = 37/8
In mixed form: 45/8

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