you get a $3,300 exemption for having a dependent.
the child tax credit is $1,000 per child.
if you have daycare expenses, you may claim a credit of up to $600 per child.
Bostonian In MO
You get an exemption of $3,300 per dependent. That reduces your taxable income. What that will be worth depends upon your earned income (you might qualify for the EITC) and what your tax bracket is.
Depending upon your tax bracket, a $3,300 exemption is worth between $330 and $1,155.
Without knowing ALL of your financial details it's not possible to fix an exact dollar value on an exemption.