Math Vocabulary 2
Terms
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- Numerator
- The top number of fraction. The numerator shows how many parts are counted.
- "Some and some more"
- Sories that have an addition pattern.
- "Some went away"
- Story problems that have a subtraction pattern.
- Horizontal Line
- A line extending from left to right.
- Even Numbers
-
Numbers used when counting By 2's,
0,2,4,6,8,10,12,14,16,18,20,... - Division Algorithm
- A method for dividing number combinations which have not been memorized.
- Parentheses
- Shows us the order for doing the operations when there are more than one operation in a problem. (do the operations in parentheses first)
- Counting Numbers
- The numbers we count by such as 1, 2, 3, 4, 5, 6, ...
- Difference
-
The anwer to a subtraction
problem.
12 - 5 = 7
(the difference is 7.) - Operations of Arithmetic
- Addition, subtraction, multiplication, and division.
- Denominator
- The bottom number of a fraction. The denominator shows the number of equal parts in the whole.
- Four Steps of Division
-
Step 1. Divide
Step 2. Multiply
Step 3. Subtract
Step 4. Bring down
- Oblique
-
A line or segement that is neither horizontal or vertical.
An oblique line appears slanted. - Remainder
- The amount left over.
- Ordinal Numbers
-
Numbers used to name position
or order.
first -- 1st
second -- 2nd
third -- 3rd ...
- Addends
-
Numbers that are added together.
- Product
- The answer to a multiplication problem.
- Geometry
- The study of shapes.
- Algorithm
- A procedure for getting an answer.
- Factors
- Numbers that are multiplied together.
- Odd Numbers
-
The numbers that are not even.
1,3,5,7,9,11,13,15,17,19,
21,23,... - Minus Sign
-
A symbol for subtraction.
( to take away )
The minus sign tells us to
subtract the number to
the right of the sign
from the number to the
left of the sign.
5 - 3= 2
- Line segment
- Part of a line.
- Multiply
-
Adding the same number (the second number) the number of times shown by the first number.
- Point and Line
- The simplest shapes in geometry.
- Number Line
-
Shows numbers at a certain
distance from 0.
- Equation
- A number sentence with an equal sign. (=)
- Negative Numbers
- Numbers to the left of 0.
- Division
- Searching for a missing number.
- Sum
- The answer to an addition problem.
- Vertical Line
- A line extending up and down.
- Whole Numbers
-
The Counting Numbers and 0.
(0,1,2,3,4,5,6,7,8,9,) - "Equal groups"
-
Stories that have a multiplication pattern.
In an "equal groups" story problem, one of the numbers is missing. - Sequence
-
A counting pattern.
(such as 3, 6, 9, 12, __, __,
__, ...)