Math Assessment (1)
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Hundreds Chart
 Every verticle row increases by ten
 Diagonal increases by 11

Subitizing
 A way of instantly counting
 There are two types: Perceptual and Conceptual

Perceptual Subitizing
Recognizing by appearance

Conceptual Subitizing
Understanding that different numbers make a sum

Process Standards
 Problem Solving
 Reasoning and Proof
 Representation
 Communication
 Connections

The three phases in the process of learning basic facts
 counting strategies, direct modeling/counting on
 reasoning strategies, properties
 mastery

Decomposition method (subtraction)
 "borrowing method"
 regrouping
 typical subtraction

Equal Additions (subtraction)
This methos is based upon the idea that adding the same amount to two different numbers will not change the difference between the numbers

Austrian Method (subtraction)
Also known as the additions method. The answer is found by directly relating the answer to addition.

Place Value
 Grade K1: expose to patterns
 Grade 2: group of tens/connected to place value
 Grade 34: introduction to decimals
 Grade 45: extended decimals

Counting
 Counting by ones: onetoone correspondence
 Counting by groups/singles
 Counting by tens/ones

Number
an idea of abstraction that represents quanity

Numeral
symbols representing numbers

Minuend
First number in a subtraction problem

Subtrahend
Second number in a subtraction problem
