1. Homework #1

2. Let’s label the parts starting with the first mark.
English Ruler
Let’s label the parts starting with the first mark.

3. So, there’s 16 parts for every Inch. 111 2 9 1 10 3 16 12 13 4 6 8 14 15 5 7

4. 1/16
1/8
2/16 =

5. 1/16
3/16
1/8

6. 1/16
3/16
1/8
4/16
1/4 =

7. 1/16
3/16
1/8
1/4

8. 1/16
3/16
5/16
1/8
1/4

9. 1/16
3/16
1/8
5/16
1/4
6/16
3/8 =

10. 1/16
3/16
1/8
5/16
1/4
7/16
3/8

11. 1/16
3/16
1/8
5/16
1/4
7/16
3/8
1/2
8/16 =

12. 1/16
3/16
9/16
1/8
5/16
1/4
7/16
3/8
1/2

13. 1/16
3/16
9/16
1/8
5/16
1/4
7/16
3/8
10/16 =
5/8
1/2

14. 1/16
3/16
9/16
1/8
5/16
1/4
7/16
11/16
3/8
5/8
1/2

15. 1/16
3/16
9/16
1/8
5/16
1/4
7/16
11/16
3/8
5/8
1/2
12/16
3/4 =

16. 1/16
3/16
9/16
1/8
13/16
5/16
1/4
7/16
11/16
3/8
5/8
1/2
3/4

17. 1/16
3/16
9/16
1/8
13/16
5/16
1/4
7/16
11/16
3/8
14/16
5/8 =
7/8
1/2
3/4

18. 1/16
3/16
9/16
1/8
13/16
5/16
1/4
7/16
11/16
15/16
3/8
7/8
5/8
1/2
3/4

19. 1/16
3/16
9/16
1/8
13/16
5/16
1/4
7/16
11/16
15/16
3/8
7/8
5/8
1/2
3/4
16/16
1/1 =
1 inch =

20. 1/16
3/16
9/16
1/8
13/16
5/16
1/4
7/16
11/16
15/16
3/8
7/8
5/8
1/2
3/4
1 inch

21. How using this information let’s look at your answers:
Hint (Always make sure your Teacher’s answer are right, easy way to get bonus points.)

22. 1 ¾
Z = inches
2 3/4
P = inches
2 ½
1 5/8
X = inches
O = inches
1 15/16
2 5/16
R = inches
W = inches
13/16
3/8
H = inch(es)
C = inch(es)
5/8
K = inches
1 1/4
F = inch(es)
2 1/8
U = inches
D = inch(es)
1/2

23. WOW; that was easy right
1 7/16
M = inches
3/4
G = inch(es)
1 1/16
J = inches
1 7/8
Q = inches 1
I = inch(es)
1 3/8
L = inches
2 5/8
1 1/2
Y = inches
N = inches
WOW; that was easy right
2 1/16
T = inches

24. Where did this system come from?