I highly recommend you review the actual return to see what is happening ... you can even try it both ways ... standard & itemized so you can understand this concept better.
Click on the tools function ... then print options to see a PDF of the return with & without the worksheets.
See this if you need to learn more about standard vs. itemized deductions: https://ttlc.intuit.com/turbotax-support/en-us/help-article/tax-credits-deductions/standard-deductio...
https://ttlc.intuit.com/turbotax-support/en-us/help-article/tax-credits-deductions/change-standard-d...
