Algebraic Expressions Math Map

into
can be
kinds
examples are
represents
can be
has
is understood
by students
ALGEBRATIC
EXPRESSIONS
generlized
quantiies
transformed
Equivalent expressions
combined
contstants
polynomials
exponentials, etc
Mutiple interpretation
(giving meaning to
the expressions)
representation of:
1) patterns observed
2) process/ formula
3) description of a set of nos.
4) other situations requiring
expressing generality
intially as process
then as object
acceptance of
lack of closure
conjoining:
3a+ b= 3ab
operations
with singed
numbers
1) 4x-7
2) 4x
3) 7 since 7=7x ^0
value depending
on the value assigned
to the variable
concept of variable
learning it requires
tasks that involve
difficulties/
misconceptions
Pre-requisite
understaning
323 1 1