Second Grade Math Study Guide 3rd 9 Weeks With Answers Page 8
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8KEY VOCABULARY
a.m.
digital clock
hour
skip count
p.m.
before noon;
a clock that shows
a unit of time equal to
to count by a given
afternoon; the time
the time between 12
time in numbers
60 minutes
number
between 12 noon and
midnight and 12 noon
12 midnight
analog clock
dime
sum
minute
penny
a clock with a minute
A coin with the value
the answer to an
A unit of time equal
A coin with a value of
hand and an hour hand
of ten cents
addition problem
to 60 seconds
one cent
dollar $
solve
money
compose
quarter
a unit of money
to find an answer or
Coins and bills used to
joining parts to make
A coin with the value
solution
buy things
a whole; joining
of 25 cents
numbers to create
tens
cent
equation
nickel
equal (s) =
expanded form
a unit of money; a
A number sentence
A coin with the value
Being exactly the
a way to write
penny is equal to one
that uses the equal
of five cents
same in amount or
numbers that shows
cent
sign to show that
value
the value of each digit
two amounts are
equal
digit
number line
odd number
even number
data
the symbols
a line in which each
a number when
a number that is
a collection of facts,
0,1,2,3,4,5,6,7,8,9, used
point represents a
divided into pairs has
divided into pairs
numbers,
to write numbers
number
one left over
equally
measurements or
symbols
inverse
hundreds
tens
ones
less than <
(opposite)
a group or bundle of
a group or bundle of
the number of single
a symbol that shows
the inverse of addition
ten tens; in place
ten ones; in place
objects less than ten;
the relationship
is subtraction. The
value, the place to
value, the place to the
in place value, the
between numbers, not
inverse of
the left of the tens
left of the ones place
units place
as many
multiplication is
place
division.
standard form
compare
greater than >
regroup
decompose
a number written with
To determine how
a symbol that shows a
to rename a number
breaking numbers
one digit for each place
numbers, objects, or
relationship between
into tens and ones;
value
shapes are alike or
numbers; more than
breaking wholes into
different
parts
word form
a way to write a
number using words
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