# How to make this simple comparative sentence right?

There are 4 ways to express as below. I like the first one, but is it grammatically sound?

The average salary of the male group is \$20,000, significantly lower than \$30,000 of the female group.

The average salary of the male group is \$20,000, significantly lower than \$30,000 for the female group.

The average salary of the male group is \$20,000, significantly lower than the female group of \$30,000.

The average salary of the male group is (\$20,000) significantly lower than the female group (\$30,000).

Relevance
• 1 year ago

The average salary of the male group is \$20,000, significantly lower than THE \$30,000 average salary of the female group.

• 1 year ago

The average salary of the male group, \$20,000, is significantly lower than the \$30,000 average salary of the female group.

You might add how often they are earning that money i.e. \$20,000/year or \$20,000/month?

• 1 year ago

No, none of it is correct and I have to wonder if it's even true, but in the interest of editorial accuracy, I'll play along.

The average salary of the male group is \$20,000, significantly less than the \$30,000 average salary of the female group.