Add 45/12 and 50/20
1st number: 3 9/12, 2nd number: 2 10/20
45/12 + 50/20 is 25/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 20 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 20 × 3 = 60,
50/20 = 50 × 3/20 × 3 = 150/60 - Add the two like fractions:
225/60 + 150/60 = 225 + 150/60 = 375/60 - 375/60 simplified gives 25/4
- So, 45/12 + 50/20 = 25/4
In mixed form: 61/4
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