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Addition Subtraction

Dallas Park 3rd Grade Math Addition and Subtraction

The process of replacing a number by another number of nearly the same value but having fewer digits. rounding
A mathmatical process, as addition, multiplication, division, or subtraction that are used to answer mathmatical problems. operation
The answer to an addition problem. sum
The degree to which one person or thing that differs from another or answer to any subtraction problem. difference
Any of the figures of 1 through 9 and 0 that are put together to make numbers. digit
The symbol that lets you know that you need to add numbers together. plus sign
The numbers that are put together in an addition problem to get a sum. addends
The process of uniting two or more numbers into one sum. Represented by the symbol +. addition
The operation or process of finding the difference between two numbers or quantities. Denoted by a minus sign -. subtraction
The symbol (-) denoting subtration or a negative quantity. minus sign
Created by: allus123