Add 28/12 and 45/30, Solve 2 4/12 + 1 15/30 as a fraction

Add 28/12 and 45/30

1^st number: 2 4/12, 2^nd number: 1 15/30

28/12 + 45/30 is 23/6.

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,
28/12 = 28 × 5/12 × 5 = 140/60
Likewise, for the 2nd fraction, since 30 × 2 = 60,
45/30 = 45 × 2/30 × 2 = 90/60
Add the two like fractions:
140/60 + 90/60 = 140 + 90/60 = 230/60
230/60 simplified gives 23/6
So, 28/12 + 45/30 = 23/6
In mixed form: 35/6

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