Add 3/20 and 12/40
3/20 + 12/40 is 9/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 20 × 2 = 40,
3/20 = 3 × 2/20 × 2 = 6/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
12/40 = 12 × 1/40 × 1 = 12/40 - Add the two like fractions:
6/40 + 12/40 = 6 + 12/40 = 18/40 - 18/40 simplified gives 9/20
- So, 3/20 + 12/40 = 9/20
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