Add 40/75 and 21/6, Solve 40/75 + 3 3/6 as a fraction

Add 40/75 and 21/6

1^st number: 40/75, 2^nd number: 3 3/6

40/75 + 21/6 is 121/30.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 6 is 150

Next, find the equivalent fraction of both fractional numbers with denominator 150
For the 1st fraction, since 75 × 2 = 150,
40/75 = 40 × 2/75 × 2 = 80/150
Likewise, for the 2nd fraction, since 6 × 25 = 150,
21/6 = 21 × 25/6 × 25 = 525/150
Add the two like fractions:
80/150 + 525/150 = 80 + 525/150 = 605/150
605/150 simplified gives 121/30
So, 40/75 + 21/6 = 121/30
In mixed form: 41/30

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