Add 80/45 and 35/12
1st number: 1 35/45, 2nd number: 2 11/12
80/45 + 35/12 is 169/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 12 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
80/45 = 80 × 4/45 × 4 = 320/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
35/12 = 35 × 15/12 × 15 = 525/180 - Add the two like fractions:
320/180 + 525/180 = 320 + 525/180 = 845/180 - 845/180 simplified gives 169/36
- So, 80/45 + 35/12 = 169/36
In mixed form: 425/36
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