Add 1/45 and 80/12
1st number: 1/45, 2nd number: 6 8/12
1/45 + 80/12 is 301/45.
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,
1/45 = 1 × 4/45 × 4 = 4/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
80/12 = 80 × 15/12 × 15 = 1200/180 - Add the two like fractions:
4/180 + 1200/180 = 4 + 1200/180 = 1204/180 - 1204/180 simplified gives 301/45
- So, 1/45 + 80/12 = 301/45
In mixed form: 631/45
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