Your taxable income is shown on line 15 of your Form 1040. AFTER that line, there are lines showing tax withheld from your income, various credits, etc. that are used to calculate the end result of a refund on line 35a or tax due on line 37.
PREVIEW 1040
https://ttlc.intuit.com/questions/1901539-how-do-i-preview-my-turbotax-online-return-before-filing
Click on Tax Tools on the left side of the screen. Click on Tools. Click on View Tax Summary. Click on Preview my 1040 on the left side of the screen.
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