Add the following fractions: 7/20 + 3/5 (1 point)
To add the fractions 7/20 and 3/5, we need to find a common denominator. The least common multiple of 20 and 5 is 20.
To rewrite 7/20 with a denominator of 20, we multiply the numerator and denominator by 1 (which is equal to 20/20):
(7/20) * (20/20) = 140/400
To rewrite 3/5 with a denominator of 20, we multiply the numerator and denominator by 4 (which is equal to 20/5):
(3/5) * (4/4) = 12/20
Now we can add the fractions:
(140/400) + (12/20) = (140 + 12) / 400 = 152/400
The sum of 7/20 and 3/5 is 152/400.
wrong
My apologies for the mistake. Let's correct it:
To add the fractions 7/20 and 3/5, we need to find a common denominator. The least common multiple of 20 and 5 is 20.
To rewrite 7/20 with a denominator of 20, we multiply both the numerator and denominator by 1 (which is equal to 20/20):
(7/20) * (20/20) = 140/400
To rewrite 3/5 with a denominator of 20, we multiply both the numerator and denominator by 4 (which is equal to 20/5):
(3/5) * (4/4) = 12/20
Now we can add the fractions:
(140/400) + (12/20) = (140 + 12) / 400 = 152/400
So, the correct sum of 7/20 and 3/5 is 152/400.