Activities for learning math concepts. Links are mostly videos and PowerPoint presentations. Happy learning, mathematicians!!!!



UNIT 2 MATH EXPRESSIONS


Order of Operations/PEMDAS


UNIT 4 Math Expressions


Multi-digit Addition: Traditional Method Review
Multi-digit Addition: Traditional Method Part 1
Multi-digit Addition: Traditional Method Part 2
Multi-digit Addition: Partial Sums Method
Multi-digit Addition: Partial Sums Method 2
Multi-digit Addition: Partial Sums Method 3
Multi-digit Subraction: Traditional Method Part 1
Multi-digit Subtration: Traditional Method Part 2
Why Borrowing/Trading Works
Multi-digit Subraction: Count-Up Method
Ballpark Estimates
Rounding Using a Number Line and Benchmarks
Rounding Math Antics (learning about decimals is not part of Unit 4. It is an extension or challenge.3rd graders round whole numbers to nearest 10 or 100.)


Rounding 1
Rounding 2
Rounding 3

UNIT 6 Math Expressions

Rays, Lines, Line Segments

Angles


Polygons

Triangles

Quadrilaterals





Perimeter


Area

Area and Perimeter



Organized by previous book so browse to find your topics:


Place Value to Millions
What Is Addition?
What Is Subtraction?

Measuring Length Using A Ruler
Measurement: Inches, Whole and Half Inches
Measurement: Inches, to Sixteenths

What Is Multiplication?

Place Value: Big Numbers
Place Value to Millions
Place Value: Decimals
Decimals & Money
Saying Decimals
Comparing Decimals
Comparing Decimals 2
Comparing Decimals on Number Line

What Are Fractions?
Fractions--What Are Fractions--"The Doorbell Rang"
Fractions as Part of A Whole
Fractions as Part of A Set
Fractions on Number Line
Equivalent Fractions
Mixed Numbers and Improper Fractions

partial_products updated 2012.pptx
Partial Products--Mrs. Davis and the Class--OUR WAY!!

Mrs.Davis partial products.mp4
Multi-digit Multiplication: Partial Products Method 1
Multi-digit Multiplication: Partial Products Method 2
Multi-digit Multiplication: Partial Products Method 3
Multi-digit Multiplication: Partial Products Method 4
Lattice Multiplication.ppt
Multi-digit Multiplication: Lattice Method 1
Multi-digit Multiplication: Lattice Method 2
Multi-digit Multiplication: Why Lattice Works
Multi-digit Multiplication: Traditional Method 1
Multi-digit Multiplication: Traditional Method 2
Multi-digit Multiplication: Traditional Method with Big Numbers
Factors
For Parents: Why are we bothering with Partial Products?

Mean Median Mode Range.ppt