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P Data
185
Q
Data
- 52
Beginning Data
133
MAR
0
P Digit (Units)
1
8
CD
-
Q
Digit (Units)
5
0)
P Digit (Tens)
1
3
0
Q
Digit (Tens)
(
MAR
0
P Digit (Hundreds)
3 3
0
Q
Digit (Hundreds)
5
2
Figure 6l.
Subtract Operation
8. The developed
MAR
address (00114) causes
02 to be routed out of the Multiply table, as
described in Step 4.
9. The 02 is added one place to the left in the
product area. The developed product is 024.
10. The P units digit (2) goes into the tens posi-
tion of
MAR.
11. The
Q
tens digit (I) is doubled, etc., as de-
scribed in Step 3.
Add Table
New P Data
· 1
~
~
1
8 3
Add Table
· 1
m
~
1
3 3
Add Table
· 1
B
~
1 3
3
,
Circled numbers refer to
numbered steps in text
12. The developed
MAR
address (00122) causes
02 to be routed out of the .Multiply table, as
described in Step 4.
13. The 02 is added to 02 in the product area.
The developed product is 044.
14. The P tens digit (I) goes into the tens posi-
tion of
MAR.
15. The
Q
tens digit (1) is doubled, etc., as de-
scribed in Step 3.
71
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