Addition
is
when
we
combine
two
or
more
numbers
to
find
the
sum
,
or
total
.
When
we
compare
the
difference
between
two
numbers
,
it
is
called
subtraction
.
The
answer
to
an
addition
problem
is
called
the
____________________
,
and
the
answer
to
a
subtraction
problem
is
called
the
____________________
.
A
____________________
is
a
symbol
(
0
-
9
)
used
to
make
a
number
.
A
____________________
____________________
is
a
group
of
related
math
facts
made
by
the
same
numbers
.
A
careful
plan
used
to
meet
a
goal
is
called
a
____________________
.
