Add 9/12 and 45/25, Solve 9/12 + 1 20/25 as a fraction

Add 9/12 and 45/25

1^st number: 9/12, 2^nd number: 1 20/25

9/12 + 45/25 is 51/20.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 25 is 300

Next, find the equivalent fraction of both fractional numbers with denominator 300
For the 1st fraction, since 12 × 25 = 300,
9/12 = 9 × 25/12 × 25 = 225/300
Likewise, for the 2nd fraction, since 25 × 12 = 300,
45/25 = 45 × 12/25 × 12 = 540/300
Add the two like fractions:
225/300 + 540/300 = 225 + 540/300 = 765/300
765/300 simplified gives 51/20
So, 9/12 + 45/25 = 51/20
In mixed form: 211/20

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