The effective tax rate on the first page isn't used to calculate your actual tax.
Blog on Tax Brackethttps://turbotax.intuit.com/tax-tips/irs-tax-return/what-is-my-tax-bracket/L3Dtkab8G
See these posts for how the effective rate is calculatedhttps://ttlc.intuit.com/community/taxes/discussion/my-effective-tax-rate-on-the-cover-page-does-not-...
https://ttlc.intuit.com/community/taxes/discussion/effective-tax-rate/00/3539800
