Add 45/36 and 12/80
1st number: 1 9/36, 2nd number: 12/80
45/36 + 12/80 is 7/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 36 × 20 = 720,
45/36 = 45 × 20/36 × 20 = 900/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
12/80 = 12 × 9/80 × 9 = 108/720 - Add the two like fractions:
900/720 + 108/720 = 900 + 108/720 = 1008/720 - 1008/720 simplified gives 7/5
- So, 45/36 + 12/80 = 7/5
In mixed form: 12/5
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