To add the fractions 3/20 and 1/2, we need to find a common denominator. The least common multiple of 20 and 2 is 20. Therefore, we can rewrite the fractions with this denominator:
3/20 + 1/2 = 3/20 + 10/20 = (3 + 10)/20 = 13/20
So, 3/20 + 1/2 = 13/20.
3/20 + 1/2
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