4th Grade Math - Math Galaxy

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In 4th grade math the emphasis is on multi-digit multiplication and division, developing an understanding of fractions and decimals, plus developing fluency in addition and subtraction.

Math Galaxy’s Fourth Grade Math covers all of the Common Core math standards for fourth grade as listed below.
The concepts are presented in bite-size pieces with an unlimited supply of problems.
Illustrations are used throughout to reinforce the concepts.


NUMBERS AND OPERATIONS IN BASE 10 (4.NBT)

Generalize place value understanding for multi-digit whole numbers.
Use place value to perform multi-digit arithmetic.

Flashcards. (4.NBT)

Place Value (4.NBT.2)
Place Value Blocks (4.NBT.1)
Place Names
Expanded Notation
Comparing Numbers
Ordering Numbers

Rounding & Estimating (4.NBT.3)

Adding Whole Numbers (4.NBT.4)
3-4-Digit Addition (traditional)
Alternative Method - Partial Sums

Subtracting Whole Numbers (4.NBT.4)
3-4-Digit Subtraction

Multiplying Whole Numbers (4.NBT.5)
1-Digit x 2, 3, or 4-Digits
2-Digit x 2-Digit
Mult & Div by 10's

Dividing Whole Numbers (4.MBT.6)
Relating Division to Multiplication
1-Digit Divisor, 2-4-Digit Dividend
Zero’s in Quotient
Missing Number


OPERATIONS AND ALGEBRAIC THINKING (4.OA)

Use the four operations with whole numbers to solve problems.
Gain familiarity with factors and multiples.

Multiplicative Comparison (4.OA.1, 2)
Word Problems (2)
Multi-Step Word Problems (3)
Factors & Prime Numbers (4)
Algebraic & Shape Patterns (5)



NUMBER AND OPERATIONS - FRACTIONS (4.NF)

Extend understanding of fraction equivalence and ordering.
Understand decimal notation for fractions and compare decimal fractions.

Identifying Fractions (4.NF.1)
Fractions on # Line (1)
Part of a Group (1)
Equivalent Fractions (1)
Comparing Fractions (2)
Reducing & Improper Fractions (3a)
Adding & Subtracting Like Fractions (3b)
Multiplying Fractions (4)
Fractions Word Problems (3c, 4c)

Writing Decimals (6)
Decimals on # Line (6)
Comparing Decimals (7)
Ordering Decimals (7)
Adding 10ths and 100ths (5)


MEASUREMENT AND DATA (4.MD)

Solve problems involving measurement and conversion of measurements.

Measurement Conversions (4.MD.1,2)
Length (1,2)
Area & Perimeter (1-3)
Volume (1,2)
Liquid Volume (1,2)
Graphs (4)
Graphing Coordinates. (4)
Mass (in Riddles game) (1,2)
Time (in Riddles game) (1,2)
Angles (5-7)


GEOMETRY (4.G)

Draw and identify lines and angles, and classify shapes.

Terminology (4.G.1-3)
Measuring Angles
Angles


Games

Labyrinth (a maze game)
The Money Trail
Bridge the Swamp
Snakes and Ladders
Measurement Riddles