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Physics
Mathematics
Numbers and Operations
All Subcategories (369)
Absolute value
Absolute value and Exponents
Absolute value and integers
Absolute Value and Negative Numbers
Addition
Addition and Subtraction
Additive Inverse
Additive Inverse and Number Line
Additive Inverses
Algebra
Approximation
Approximation and Estimation
Approximation or Rounding
Arithmetic
Base-ten Blocks Representation
Basic Addition and Subtraction
Basic Arithmetic
Basic Operations
Binary and Hexadecimal
Binary Number System
Binary Numbers
Calculation or Operations
Calculations and equations
Calculations and Expressions
Calculators
Card Games
Classification of Numbers
Combinations
Combinations and Permutations
Comma in Numbers
Common factors and multiples
Comparing and Counting Numbers
Comparing and Equivalency
Comparing and Ordering
Comparing and Ordering Fractions
Comparing and Ordering Numbers
Comparing and Rounding Numbers
Comparing decimals
Comparing Decimals in Scientific Notation
Comparing Fractions
Comparing Fractions and Decimals
Comparing Integers
Comparing Numbers
Comparison
Comparisons
Comparisons and Equivalencies
Complex Numbers
Composite numbers
Consecutive Numbers
Conversion
Conversion and Percentages
Conversion and Representation
Conversion of decimals to percentages
Conversion or Equivalent Values
Conversions
Converting between decimals, fractions, and percents
Converting decimals
Converting decimals to fractions
Converting Fractions and Decimals to Percents
Converting fractions to decimals
Converting numbers
Counting
Counting and Cardinality
Counting and Combinations
Counting and Comparing
Counting and comparison
Counting and Probability
Counting numbers
Decimal Approximation
Decimal Conversion
Decimal conversions
Decimal Equivalents
Decimal Expansion
Decimal Expansions
Decimal notation
Decimal notation conversion
Decimal Numbers
Decimal Numbers and Conversions
Decimal Numbers and Percents
Decimal numbers and scientific notation
Decimal Numbers and Standard Form
Decimal Numbers or Decimal Notation
Decimal Numbers or Ordering Decimal Numbers
Decimal Numbers or Scientific Notation
Decimal Operations
Decimal places
Decimal Representation
Decimal to Fraction Conversion
Decimal to percent conversion
Decimals
Decimals and Fractions
Decimals and Fractions Conversion
Decimals and Fractions Sorting
Decimals and Integers
Decimals and Percentages
Decimals and Percents
Decimals and Rounding
Decimals and Scientific Notation
Decimals or Fractions
Descending Order Arrangement
Digit comparisons
Digit Operations
Digit sums
Digit Value and Place Value
Digits and Place Value
Directed Numbers
Distance and Number Lines
Divisibility
Divisibility and Counting
Divisibility and Factors
Divisibility and Multiples
Divisibility and Remainders
Divisibility properties
Division
Division of Rational Numbers
Equal Quantities
Equations and Expressions
Equations and Problem Solving
Equations and Word Problems
Equivalence
Equivalence of numbers
Equivalent Numbers.
Equivalent Values
Estimation
Estimation and Square Roots
Evaluating expressions
Evaluating numerical expressions
Expanded form
Expanded Form and Exponents
Expanded Form and Written Form
Expanded Notation
Expanded Notation and Standard Form
Expense tracking
Exponents
Exponents and multiplication
Exponents and Operations
Exponents and Order of Operations
Exponents and Power
Exponents and Powers
Exponents and Radicals
Exponents and Roots
Exponents and Scientific Notation
Factorization
Factors
Factors and Greatest Common Factor
Factors and Multiples
Factors and Prime Numbers
Factors and Products
Four-digit Numbers
Fraction and Decimal Operations
Fraction arithmetic
Fraction operations
Fractions
Fractions and Decimals
Fractions and Irrational Numbers
Fractions and Operations
Fractions and Percents
Fractions and ratios
Fractions or Decimal Numbers
Fractions, Decimals, and Negative Numbers
Fractions, Decimals, and Percents
Greater Than and Less Than
Greatest Common Factor (GCF)
Greatest Common Factor (GCF) and Least Common Multiple (LCM)
Grouping and categorization
HCF and LCM
Inequalities
Integer operations
Integers
Integers and Sum
Intervals
Inverse Operations
Irrational Numbers
Large Numbers
LCM (Least Common Multiple)
LCM and Multiples
Least Common Multiple
Least Common Multiple (LCM)
Logarithms
Manipulating Digits
Matching numbers and descriptions
Maximum and Minimum Values
Mean, Least Common Multiple
Measurement
Measurement and Conversion
Measurement or Fractions
Missing numbers
Mixed Numbers
Multiples
Multiples and Divisibility
Multiples and Factors
Multiplication
Multiplication and Division
Multiplication and Exponents
Multiplication and Place Value
Negative numbers
Notation
Notation and Representation
Number Combinations
Number Comparison
Number comparison or Number magnitude
Number Comparison or Number Range
Number comparisons
Number Conversions or Number Patterns
Number Definitions
Number Descriptions
Number Forms
Number Limits
Number Line
Number line and absolute value
Number Line and Approximations
Number Line and Graphing
Number Line and Graphs
Number Line and Inequalities
Number Line and Rational Numbers
Number Line and Rounding
Number line operations
Number line or Absolute Value
Number line representation
Number Lines
Number Lines and Approximations
Number Lines and Distances
Number Lines and Rational Numbers
Number Manipulation
Number Matching or Number Descriptions
Number Naming
Number Notation/Representation
Number Ordering
Number Ordering or Number Comparison
Number Patterns
Number Patterns or Number Sequences
Number patterns or sequences
Number Placement
Number Properties
Number Properties and Concepts
Number Properties and Patterns
Number Range
Number Ranges
Number Relationships or Opposites
Number representation
Number Representation Notation
Number representation or Number notation
Number Representations and Relationships
Number Rounding
Number sequence
Number Systems
Number Theory
Number Types
Number Types and Classification
Number Types and Properties
Number Types or Number Classification
Numerical Comparisons or Inequalities
Odd and Even Numbers
Odd numbers
Operating with Negative Numbers
Operations and Expressions
Operations on Numbers
Operations with Negative Numbers
Operations with Zero
Opposite numbers
Opposites
Opposites and Negatives
Order and Comparisons
Order of Operations
Order of Operations or Exponents and Radicals
Ordering
Ordering and comparing
Ordering and Comparing Decimals
Ordering and Comparing Fractions
Ordering and Comparing Numbers
Ordering decimals and fractions
Ordering Fractions and Decimals
Ordering integers
Ordering numbers
Ordering Rational Numbers
Ordering/Sequencing
Palindromes
Patterns and Sequences
Percentage
Percentages
Percentages and Proportions
Percents
Perfect Squares
Pi
Place value
Place Value and Counting
Place Value and Decimal Numbers
Place Value and Digit Exchange
Place Value and Digit Manipulation
Place Value and Digits
Place Value and Expanded Form
Place Value and Expanded Notation
Place Value and Number Forms
Place Value and Number Patterns
Place Value and Number Sense
Place Value and Numerals
Place Value and Rounding
Place Value and Scientific Notation
Place Value and Standard Form
Place Value or Expanded Form
Place Values and Digits
Positive and negative integers
Powers and Exponents
Powers of 2
Powers of Ten
Powers of Ten or Scientific Notation
Prime Factorization
Prime Numbers
Probability
Properties of Numbers
Proportions
Proximity to a specific number
Radical Expressions
Rate and Proportions
Rational and Integer Numbers
Rational and Irrational Numbers
Rational Approximations
Rational Numbers
Rational numbers and irrational numbers
Rational Numbers or Decimals
Reading and Writing Numbers
Real and Irrational Numbers
Real and Rational Numbers
Real Numbers
Reciprocals
Relationships and Comparisons
Roman Numerals
Roots
Roots and Radicals
Rounding
Rounding and Approximation
Rounding and Estimation
Rounding and Place Value
Rounding decimals
Rounding Numbers
Scientific notation
Scientific Notation and Comparison
Scientific notation and operations
Scientific Notation and Standard Form
Scientific Notation Conversion
Significant Digits
Significant Figures
Simplifying fractions
Single-digit numbers
Sorting and Ordering
Sorting or Order
Square and Cube Roots
Square Roots
Square Roots and Approximations
Square Roots and Decimal Numbers
Square Roots and Decimals
Squares and Square Roots
Standard Form
Standard Form Conversion
Standard notation
Statistics
Subtraction
Three-digit numbers
Two-digit Numbers
Two-digit Numbers and Place Value
Types of Numbers
Understanding decimal and fraction values
Value and Numerical Expressions
Whole Numbers
Word Problems
Writing and Reading Large Numbers
Writing and Reading Numbers in Standard Form
Writing Numbers
Zeroes and terminal zeroes
Parent Categories (7)
Algebra
Arithmetic
Math
Math and Science
Math concepts
Mathematics
Number Theory