Add 20/30 and 4/12
20/30 + 4/12 is 1/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
20/30 = 20 × 2/30 × 2 = 40/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
4/12 = 4 × 5/12 × 5 = 20/60 - Add the two like fractions:
40/60 + 20/60 = 40 + 20/60 = 60/60 - 60/60 simplified gives 1/1
- So, 20/30 + 4/12 = 1/1
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