Add 20/12 and 30/80
1st number: 1 8/12, 2nd number: 30/80
20/12 + 30/80 is 49/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 12 × 20 = 240,
20/12 = 20 × 20/12 × 20 = 400/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
30/80 = 30 × 3/80 × 3 = 90/240 - Add the two like fractions:
400/240 + 90/240 = 400 + 90/240 = 490/240 - 490/240 simplified gives 49/24
- So, 20/12 + 30/80 = 49/24
In mixed form: 21/24
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