Unpacked
L.3.4.b
Standard:
L.3.4b Determine or clarify the meaning of unknown and multiple-meaning word
and phrases based on grade 3 reading and content, choosing flexibly from a range of
strategies.
b. Determine the meaning of the new word formed when a known affix is
added to a known word (e.g., agreeable/disagreeable,
comfortable/uncomfortable, care/careless, heat/preheat).
Unpacked Standard:
Students will need to figure out meanings of words, when prefixes and suffixes are added to words.
They will use root words that they know to help them learn the meaning of new words with the
same root.
They will use print and computer dictionaries to help find the meanings of new words.
The following is a list of the most commonly used prefixes and suffixes, however others may also be taught
Prefixes: un-, re-, mis-, dis-, non
prefixes pre-, mid-, over-, out
prefixes re-, un-, dis-, pre
(unhappy, rewrite, misplace, disobey)
Suffixes -ly, -ful-, -ness, -less
(finally, truly, beautiful, kindness)
Suffixes: adding –ed, -ing, -er, est suffixes –ly, -ful, -ness, -less
suffixes –er, -or, -ess, -ist suffixes –y, -ish, -hood, -ment endings –s, -es, -ed, -ing
suffixes –er, -or, -al, -less -ly, - ful, -ness, -able endings –es, -ed, to y
*Please note above prefixes and suffixes should be taught throughout the year, not just during
this quarter.
What students need to know:
 Prefixes
 Root word
 Context Clues
 Suffixes
Level 1
Entering
Level 2
Emerging
What students need to do:
 Use root words to learn the meaning of
new words with the same root.
 Use print and dictionaries to find the
meanings of new words.
 Use prefixes and suffixes to figure out
word meanings
Level 3
Developing
Level 4
Expanding
Level 5
Bridging
Determine or
clarify the
meaning of a
new word
formed when
an affix is
added by
matching the
separated
affix and root
word to
correspondin
g pictures
with partner
and teacher
support.
ELD Standard:
Determine or
clarify the
meaning of a
new word
formed when
an affix is
added by
breaking the
word apart
into its root
and affix by
illustrating its
meaning with
a partner.
Determine or
clarify the
meaning of a
new word
formed when
an affix is
added by
breaking the
word apart
into its root
and affix by
defining and
illustrating it
with a
partner.
Determine or
clarify the
meaning of a
new word
formed when
an affix is
added by
breaking the
word apart
into its root
and affix using
a graphic
organizer
(Vocabulary
Study
Organizer) to
define it with
a partner.
Determine or
clarify the
meaning of a
new word
formed when
an affix is
added by
breaking the
word apart
into its root
and affix using
a graphic
organizer
(Vocabulary
Study
Organizer) to
define it with
a partner.
Level 6 Reaching
Reading
Unpacked
L.3.4.b