Add 4/12 and 80/45
1st number: 4/12, 2nd number: 1 35/45
4/12 + 80/45 is 19/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
4/12 = 4 × 15/12 × 15 = 60/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
80/45 = 80 × 4/45 × 4 = 320/180 - Add the two like fractions:
60/180 + 320/180 = 60 + 320/180 = 380/180 - 380/180 simplified gives 19/9
- So, 4/12 + 80/45 = 19/9
In mixed form: 21/9
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