Write down the value of the underlined digit



2 9 5 8
   -
Value of the underlined digit ___________

7 8 7 2
-
Value of the underlined digit ___________
3 8 4 3
        -
Value of the underlined digit ___________

5 9 3 8
      -
Value of the underlined digit ___________

5 8 4 3
        -
Value of the underlined digit ___________

3 8 6 8
   -
Value of the underlined digit ___________

8 2 7 3
-
Value of the underlined digit ___________