Add 45/12 and 1/75, Solve 3 9/12 + 1/75 as a fraction

Add 45/12 and 1/75

1^st number: 3 9/12, 2^nd number: 1/75

45/12 + 1/75 is 1129/300.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 75 is 300

Next, find the equivalent fraction of both fractional numbers with denominator 300
For the 1st fraction, since 12 × 25 = 300,
45/12 = 45 × 25/12 × 25 = 1125/300
Likewise, for the 2nd fraction, since 75 × 4 = 300,
1/75 = 1 × 4/75 × 4 = 4/300
Add the two like fractions:
1125/300 + 4/300 = 1125 + 4/300 = 1129/300
So, 45/12 + 1/75 = 1129/300
In mixed form: 3229/300

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