Add 20/80 and 7/6
1st number: 20/80, 2nd number: 1 1/6
20/80 + 7/6 is 17/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 6 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
20/80 = 20 × 3/80 × 3 = 60/240 - Likewise, for the 2nd fraction, since 6 × 40 = 240,
7/6 = 7 × 40/6 × 40 = 280/240 - Add the two like fractions:
60/240 + 280/240 = 60 + 280/240 = 340/240 - 340/240 simplified gives 17/12
- So, 20/80 + 7/6 = 17/12
In mixed form: 15/12
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