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# SSMooney-Math Vocab.

### K Math Vocabulary (CCSS)

Term | Definition |
---|---|

above | A preposition that indicates location of an object. |

add | To combine; put together two or more quantities. |

addend | Any number being added. |

alike | Same size, quantity, or amount. |

and | To combine; put together two or more quantities; plus. |

attribute | A characteristic of an object such as color, shape, size, etc. |

behind | A preposition that indicates location of an object. |

below | A preposition that indicates location of an object. |

beside | A preposition that indicates location of an object. |

between | A preposition that indicates location of an object. |

bigger | Larger in size. |

by | A preposition that indicates location of an object. |

category | A collection of things sharing a common attribute. |

circle | A shape with no sides and no vertices. |

classify | To sort into categories or to arrange into groups by attribute. |

compare | To decide if one number is greater than, less than, or equal to another number. Can also be used to tell how shapes are alike or different. |

compose | To put together basic elements. (e.g., numbers or geometric shapes) |

cone | A solid shape with a circular base, a curved surface, and one vertex. |

count | To name units of a group one by one in order To determine the total number. Counting tells how many things are in a set. |

count on | A way to add. |

cube | A solid shape with six square faces. |

curve | A line that is rounded. |

curved surface | A rounded surface. |

cylinder | A solid shape with two circular bases and a curved surface. |

data | A collection of information. |

day | There are 24 hours in a day. |

decompose | To separate into basic elements. (e.g., numbers or geometric shapes) |

difference | The result when one number is subtracted from another. |

cube | A solid shape with six square faces. |

curve | A line that is rounded. |

curved surface | A rounded surface. |

cylinder | A solid shape with two circular bases and a curved surface. |

data | A collection of information. |

day | There are 24 hours in a day. |

decompose | To separate into basic elements. (e.g., numbers or geometric shapes) |

difference | The result when one number is subtracted from another. |

different | Not the same; unlike. |

digit | Any of the symbols 0, 1, 2, 3, 4, 5, 6, 7, 8, or 9. |

eight | One more than seven; one less than nine. |

eighteen | 10 ones and 8 ones. |

eleven | 10 ones and 1 one. |

equal | Having the same amount. (e.g., 4 equals 3 + 1 means that 4 is the same amount as 3 + 1.) |

equation | A number sentence with an equal sign. The amount on one side of the equal sign has the same value as the amount on the other side. |

expression | A mathematical phrase without an equal sign. |

fewer | Smaller quantity or amount. |

fifteen | 10 ones and 5 ones. |

fifth | The ordinal number matching the number five in a position or order of things. Fifth is after third and fourth in a sequence. |

fifty | 5 sets of 10 ones. |

first | The ordinal number matching the number one. First is before all the others in position or order. |

five | One more than four; one less than six. |

flat | Smooth and even. (e.g., plane shapes; two-dimensional shapes) |

flat surface | A surface that is not curved. |

four | One more than three; one less than five. |

fourteen | 10 ones and 4 ones. |

fourth | The ordinal number matching the number four in a position or order of things. Fourth is after second and third in a sequence. |

graph | A chart that shows mathematical information. |

greater than | Greater than is used to compare two numbers when the first number is larger than the second number.(Symbols are not used in Kindergarten.) |

heavier | Having a weight that is greater than that of another object. |

height | A measure of how tall something is. |

hexagon | A plane shape with six straight sides and six vertices. |

hundred | 10 sets of 10 ones. |

in front of | A prepositional phrase that indicates location of an object. |

larger | More. |

length | A measure of how long something is. |

less | Having a value that is not as great as another value. |

less than | Less than is used to compare two numbers when the first number is smaller than the second number. (Symbols are not used in Kindergarten.) |

lighter | Having a weight that is less than that of another object. |

longer | A word used when comparing the length of two objects. |

make ten | A strategy that uses combinations of numbers that add up to ten. |

match | One-to-one correspondence. |

minus | A symbol that shows subtraction; take away a quantity. |

more | Greater quantity or amount. |

next to | A prepositional phrase that indicates location of an object. |

nine | One more than eight; one less than ten. |

nineteen | 10 ones and 9 ones. |

number | A number indicates how many or how much. |

number pair | A set of two numbers. (e.g., 1 and 4 are number pairs because together they make another number.) |

numeral | A symbol used to represent a number. (e.g., 6 and VI are numerals that represent the same number.) |

object | A material thing that can be seen and touched. |

one | One more than zero; one less than two. |

ones | A single unit or object. |

plus | A symbol that shows addition; combine; put together two or more quantities. |

quantity | How much there is or how many there are of something. |

rectangle | A plane shape with 4 sides and 4 square vertices. |

roll | To move something by turning it over and over. |

row | An arrangement of numbers or objects from left to right. |

same | Alike in size, quantity, or amount. |

same height | Objects with heights that match. |

same length | Objects with lengths that match. |

same number | Alike in quantity or amount. (e.g., Both sets have the same number.) |

same weight | Objects with weights that match. |

second | The ordinal number matching the number two in a position or order of things. Second is after the first in a sequence. |

seven | One more than six; one less than eight. |

seventeen | 10 ones and 7 ones. |

shape | The form or outline of an object. (e.g., two-dimensional and three-dimensional shapes)shorter A word used when comparing the height or length of two objects. |

side | One of the line segments that makes a flat, two-dimensional shape. |

sides of equal length | The length of a side tells how long it is from one end to the other end. If the sides are of equal length, it means that they have the same length. (e.g., A square has 4 sides of equal length.) |

six | One more than five; one less than seven. |

sixteen | 10 ones and 6 ones. |

size | How small or big something is. |

slide | To move something without turning it or lifting it from a surface. |

smaller | Having a size that is less than that of another object. |

solid shape | A shape that is not flat; an object that has three dimensions. (i.e., height, length, and width) |

sort | To group or organize according to shared attributes. |

sphere | A solid shape with a curved surface. |

square | A plane shape with 4 sides that are the same length and 4 square vertices. |

stack | To put one object on top of another. |

subtract | Take away; remove; compare. |

sum | The answer to an addition problem. |

take away | To subtract. |

taller | A word used when comparing the height of two objects. |

ten | One more than nine; one less than eleven. |

tens | Sets of ten ones. (i.e., 10, 20, 30, 40, 50, 60, 70, 80, or 90) |

third | The ordinal number matching the number three in a position or order of things. Third is after first and second in a sequence. |

thirteen | 10 ones and 3 ones. |

three | One more than two; one less than four. |

three-dimensional shape | A solid shape that has length, width, and height. |

triangle | A plane shape with 3 straight sides and 3 vertices. |

twelve | 10 ones and 2 ones. |

twenty | Two sets of 10 ones. |

two | One more than one; one less than three. |

two-dimensional shape | A plane, flat shape that has length and width. |

vertex | A corner of a shape. (plural - vertices; “corners”) |

week | There are seven days in a week: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, and Saturday. |

weight | A measure of how heavy something is. |

zero | No objects; a cardinal number indicating the absence of all units. |

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ssmooney