There is no worksheet for Form 1040 Line 15.
Line 15 is calculated by subtracting Line 14 from Line 11.
Line 14 is the sum of Line 12c and Line 13
Line 12c is the sum of Line 12a and Line 12b
Line 13 Is Qualified Business Income deduction from Form 8995 or Form 8995A (if applicable)
Line 11 is the Adjusted Gross Income - Line 10 subtracted from Line 9
Line 10 is adjustments to income from Schedule 1 Line 26
Line 9 is Total Income from the sum of Lines 1, 2b, 3b, 4b, 5b, 6b, 7 and 8
