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Basic Concepts Number Codes
Number codes use letters to represent numbers. (For example, use
consonants and vowels to represent numbers.)
B C D F G H J K L MN P Q R S T V X Z
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
A E I OUWY
HISTORY 6 15 16 14 , ENGLISH 11 59 15 6
Example Find the key to the number code shown below. What city is
19 5 15 21 12?
16 1 18 9 19 PARIS
Class Notes
Letters can be used to represent numbers, as shown below.
ABCDE FGH I J K LM
1 2 3 4 5 6 7 8 9 10 11 12 13
NOPQR S T U VWX Y Z
14 15 16 17 18 19 20 21 22 23 24 25 26
In the table, 16 is P, 1 is , 18 is , 9 is , and 19 is , so
16 1 18 9 19 is PARIS. , and 12 , the city
, 21
Since 19 , 5 , 15 .
that 19 5 15 21 12 stands for is
103Rules and Numbers
Number codes use letters to represent numbers. (For example, use
consonants and vowels to represent numbers.)
B C D F G H J K L MN P Q R S T V X Z
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
A E I OUWY
HISTORY 6 15 16 14 , ENGLISH 11 59 15 6
Example Find the key to the number code shown below. What city is
19 5 15 21 12?
16 1 18 9 19 PARIS
Class Notes
Letters can be used to represent numbers, as shown below.
ABCDE FGH I J K LM
1 2 3 4 5 6 7 8 9 10 11 12 13
NOPQR S T U VWX Y Z
14 15 16 17 18 19 20 21 22 23 24 25 26
In the table, 16 is P, 1 is , 18 is , 9 is , and 19 is , so
16 1 18 9 19 is PARIS. , and 12 , the city
, 21
Since 19 , 5 , 15 .
that 19 5 15 21 12 stands for is
103Rules and Numbers
