Add 18/40 and 80/75, Solve 18/40 + 1 5/75 as a fraction

Add 18/40 and 80/75

1^st number: 18/40, 2^nd number: 1 5/75

18/40 + 80/75 is 91/60.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 75 is 600

Next, find the equivalent fraction of both fractional numbers with denominator 600
For the 1st fraction, since 40 × 15 = 600,
18/40 = 18 × 15/40 × 15 = 270/600
Likewise, for the 2nd fraction, since 75 × 8 = 600,
80/75 = 80 × 8/75 × 8 = 640/600
Add the two like fractions:
270/600 + 640/600 = 270 + 640/600 = 910/600
910/600 simplified gives 91/60
So, 18/40 + 80/75 = 91/60
In mixed form: 131/60

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