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Chapter 1

Operations & Properties

Estimate are close to the exact answer but are usually easier and faster to find.
Compatible Number are close to the numbers in the problem, and they can help do math mentally.
Underestimate an estimate that is less than the exact answer.
Overestimate an estimate that is greater than the exact answer.
Dividend the number to be divided into groups.
Divisor the number by which the dividend is divided.
Exponent a number by which tells how many times the base is used as a factor.
Base the number that is used as a factor.
Exponential Form is when a number is written with a base and an exponent.
Numerical Expression is a mathematical phrase that includes only numbers and operation symbols.
Simplify finding the value of a numerical expression.
Order of Operations a rule for evaluating expressions: Parenthesis, Exponents, Multiplication/Division (order from L→R), Addition/Subtraction (order from L→R).
Created by: Juchrin