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4th Grade Tier 3

Operations and Algebraic Thinking

Multiplication The operation of repeated addition.
Division is splitting into equal parts or groups. It is the result of "fair sharing".
Dividend The value to be divided in a division problem
Divisor The value by which another quantity is divided in a division problem.
Addition A mathematical operation that combines two or more numbers to calculate a sum.
Subtraction A mathematical operation that calculates the difference between two numbers
Equations A mathematical statement divided by an equal symbol that states the two values or expressions have the same value.
Unknown The missing number in a number sentence
Remainders The number left over when an integer is divided by another
Reasonableness Within likely or sensible boundaries.
Mental Computation the mental processes used to achieve the answer.
Estimation An approximate and reasonable answer that is close to the exact answer without actually calculating the exact answer.
Rounding means making a number simpler but keeping its value close to what it was.
Factor Pairs A factor pair refers to a set of two numbers, which when multiplied result in a definite number.
Factor the value that can be divided into another value with no remainder
Multiple The result of multiplying a number by an integer (not by a fraction)
Prime Numbers A number that has exactly two different factors, one and itself
Composite Numbers A whole number that can be divided evenly by numbers other than 1 or itself.
Created by: ewall5