Question

A nail 3 3/4 inches long is driven into a board 2 1/6 inches thick. How much of the nail protrudes from the other side of the board?

Answer 1

3 3/4 minus 2 1/6...basic subtraction

Answer 2

3 3/4 minus 2 1/6 = the answer. (find first the LCD, then subtract. or, use a calculator.)

Answer 3

3 15
3---- = ------
4 4

1 13
2---- = -------
6 6

so

15 13
----- - ------
4 6

solve further n get yr answer....