Add 20/12 and 40/30
1st number: 1 8/12, 2nd number: 1 10/30
20/12 + 40/30 is 3/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
20/12 = 20 × 5/12 × 5 = 100/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
40/30 = 40 × 2/30 × 2 = 80/60 - Add the two like fractions:
100/60 + 80/60 = 100 + 80/60 = 180/60 - 180/60 simplified gives 3/1
- So, 20/12 + 40/30 = 3/1
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