Add 80/36 and 81/30
1st number: 2 8/36, 2nd number: 2 21/30
80/36 + 81/30 is 443/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 30 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
80/36 = 80 × 5/36 × 5 = 400/180 - Likewise, for the 2nd fraction, since 30 × 6 = 180,
81/30 = 81 × 6/30 × 6 = 486/180 - Add the two like fractions:
400/180 + 486/180 = 400 + 486/180 = 886/180 - 886/180 simplified gives 443/90
- So, 80/36 + 81/30 = 443/90
In mixed form: 483/90
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