Add 27/4 and 45/40, Solve 6 3/4 + 1 5/40 as a fraction

Add 27/4 and 45/40

1^st number: 6 3/4, 2^nd number: 1 5/40

27/4 + 45/40 is 63/8.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 40 is 40

Next, find the equivalent fraction of both fractional numbers with denominator 40
For the 1st fraction, since 4 × 10 = 40,
27/4 = 27 × 10/4 × 10 = 270/40
Likewise, for the 2nd fraction, since 40 × 1 = 40,
45/40 = 45 × 1/40 × 1 = 45/40
Add the two like fractions:
270/40 + 45/40 = 270 + 45/40 = 315/40
315/40 simplified gives 63/8
So, 27/4 + 45/40 = 63/8
In mixed form: 77/8

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