Add 15/4 and 56/90, Solve 3 3/4 + 56/90 as a fraction

Add 15/4 and 56/90

1^st number: 3 3/4, 2^nd number: 56/90

15/4 + 56/90 is 787/180.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 90 is 180

Next, find the equivalent fraction of both fractional numbers with denominator 180
For the 1st fraction, since 4 × 45 = 180,
15/4 = 15 × 45/4 × 45 = 675/180
Likewise, for the 2nd fraction, since 90 × 2 = 180,
56/90 = 56 × 2/90 × 2 = 112/180
Add the two like fractions:
675/180 + 112/180 = 675 + 112/180 = 787/180
So, 15/4 + 56/90 = 787/180
In mixed form: 467/180

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