1/2 + 2/5 in simplest form?

1/2 + 2/5 = 5/10 + 4/10 = 9/10

9/10

To add fractions, you need to have a common denominator. In this case, the least common denominator for 2 and 5 is 10.

To find an equivalent fraction with a denominator of 10 for 1/2, you need to multiply both the numerator and the denominator by the same number (in this case, 5). So, 1/2 can be rewritten as 5/10.

To find an equivalent fraction with a denominator of 10 for 2/5, you need to multiply both the numerator and the denominator by the same number (in this case, 2). So, 2/5 can be rewritten as 4/10.

Now you have 5/10 + 4/10, which is equal to 9/10.

Therefore, 1/2 + 2/5 in simplest form is 9/10.