Second Grade Vocabulary 1 CCSD 2012-2013

plus +

minus -

equal to = 56 tens = 560

28 tens + 5 ones = 285

75 – 3 tens = 45

Second Grade Vocabulary 2 CCSD 2012-2013

greater than >

less than < <

>

a.m. the time from

midnight to noon

Second Grade Vocabulary 3 CCSD 2012-2013

A

bar graph graph that represents

data with a series of bars A B C

angle two rays that share

an endpoint

base ten blocks

100

10

1000

1

blocks used to show place value

Second Grade Vocabulary 4 CCSD 2012-2013

centimeter metric unit of length

difference result when one

number is subtracted from

another

93 – 28 = 65

compare tell if one group is greater than, less

than, or equal to another group

Second Grade Vocabulary 5 CCSD 2012-2013

dollar bill

dime coin with a value

of ten cents

equal shares partition a shape into equal parts

Second Grade Vocabulary 6 CCSD 2012-2013

equation

mathematical expression where one part is equal to the other part

50 + 26 = 70 + 6

even an even number of

objects can be grouped into pairs

expanded form shows the value of each digit

385 = 300 + 80 +5

Second Grade Vocabulary 7 CCSD 2012-2013

foot/feet (ft.)

standard unit of length equal to 12

inches

face

plane figure that serves as one side of a solid figure

face

Second Grade Vocabulary 8 CCSD 2012-2013

hundred

group of ten tens

O T H

1 6 3 hundred

half of/halves

whole that has been separated into 2 equal parts

Second Grade Vocabulary 9 CCSD 2012-2013

inch/inches (in)

standard unit of measurement used to measure length or distance

line plot shows data on a number line with an x to show frequency

Second Grade Vocabulary 10 CCSD 2012-2013

meter (m)

measure used for length and distance equal to 100

centimeter width of a doorway

is about a meter

meterstick

measuring tool used for measuring objects in

centimeters and meters

Second Grade Vocabulary 11 CCSD 2012-2013

nickel coin with a value

of five cents

minute (min) unit of time equal to 60

seconds

nearest five minutes

it’s about 3:05

Second Grade Vocabulary 12 CCSD 2012-2013

odd When an odd number of objects is grouped into

pairs there in one left over

penny

coin with a value of one cents

Second Grade Vocabulary 13 CCSD 2012-2013

pentagon

shape with 5 sides

picture graph graph that uses

pictures to show data

red

blue

green

Favorite Color

= 1 student

place value

value of a digit according to it’s place in a number

653 6 has the value of 600

Second Grade Vocabulary 14 CCSD 2012-2013

p.m. the time from noon to

midnight

coin with a value of twenty-five cents

quarter

Second Grade Vocabulary 15 CCSD 2012-2013

rectangular array

arrangement of objects in rows and columns

quarter of/quarters whole that has been

separated into 4 equal parts

Second Grade Vocabulary 16 CCSD 2012-2013

sum total when

numbers are added

73 = 52 + 21

sum

third of/thirds whole that has been

separated into 3 equal parts

Second Grade Vocabulary 17 CCSD 2012-2013

total

number when

sets are combined

3 + 2 = 5

thousand

group of ten hundreds

Second Grade Vocabulary 18 CCSD 2012-2013

yardstick

measuring tool used for measuring objects in inches

and feet