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B By following the given instructions and the keys, carry out the following activity.
Think of any positive integer
with a value less than 10 for
the variable x.
Key:
Find the value of 2x.
m = your birth month
For example, m is an odd m is an even CHAPTER
January = 1 number. number.
February = 2 5
March = 3 Find the value of Find the value of
and so on.
2x + m. 2x + m + 1.
The value of the algebraic expression
Key:
is multiplied by 50.
n = this year
y = your birth year It is still not yet Your birthday
your birthday is already over
this year. this year.
Add (n – 1) and Add n and subtract
subtract (y – 50). (y – 50).
Your answer is divided by 100.
Observe the remainder of the quotient.
What is represented by the remainder of the final answer? State your comment.
121
Algebraic Expressions
05 TB Math F1.indd 121 11/10/16 12:13 PM
