Add 45/12 and 10/30, Solve 3 9/12 + 10/30 as a fraction

Add 45/12 and 10/30

1^st number: 3 9/12, 2^nd number: 10/30

45/12 + 10/30 is 49/12.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 30 is 60

Next, find the equivalent fraction of both fractional numbers with denominator 60
For the 1st fraction, since 12 × 5 = 60,
45/12 = 45 × 5/12 × 5 = 225/60
Likewise, for the 2nd fraction, since 30 × 2 = 60,
10/30 = 10 × 2/30 × 2 = 20/60
Add the two like fractions:
225/60 + 20/60 = 225 + 20/60 = 245/60
245/60 simplified gives 49/12
So, 45/12 + 10/30 = 49/12
In mixed form: 41/12

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