Easiest way to answer that question is for you to look at the IRS Pub 15 .... charts start on page 43 ... find your pay period & the single or married charts then look accross the allowance columns ...
<a rel="nofollow" target="_blank" href="
https://www.irs.gov/pub/irs-pdf/p15.pdf">https://www.irs.gov/pub/irs-pdf/p15.pdf</a>
