The sum of two-fifths and f is one-half.
We write two-fifths as 2/5.
The sum of two-fifths and f is written by adding f to two-fifths using the + sign:
2/5 + f
one-half is written as 1/2
The word is means equals, so we set up an equation where 2/5 + f equal to 1/2
2/5 + f = 1/2
We write two-fifths as 2/5.
The sum of two-fifths and f is written by adding f to two-fifths using the + sign:
2/5 + f
one-half is written as 1/2
The word is means equals, so we set up an equation where 2/5 + f equal to 1/2
2/5 + f = 1/2