Developing Number Concepts/Number Sense
Subitizing
Interactive Subitizing
Subitize template (This is an template with which you can create subtizing flash cards.)
Activities to Develop Number Sense
Templates for Subitizing Flash Cards
Complete Large Circles Flash (pdf)
Complete Large Factors Flash (pdf)
Complete Factors Flash(pdf)
Complete Simple Flash (pdf)
Developing BASE 10 Understanding
10-Frame in b/w (pdf)
10-Frame Subtraction (pdf)
NCTM ILLUMINATIONS: 10 Frames
Developing BASE 10 Understanding
Right On
10 Frame Activities
10 Frame Flash Cards - Dots
Blank 5 Frames
Dominoes Large
Student 10 Frame Flash Cards
Windows into Children’s Mathematical Thinking:Problem Types
Levels of Development & Children’s Solution Strategies: Addition, Subtraction, Multiplication, & Division
Related Article: Understanding Developing Base 10 Understanding
Arithmetic Rak
Arithmetic Rak (pdf)
Empty Number Line
Empty Number Line (pdf)
Multiplication
Multiplication Fact Game (pdf)
Fraction Lessons
Fractions Equivalence #1 (pdf)
Fractions Equivalence #2 (pdf)
Fractions #3 (pdf)
Alternative Procedures and More (You Tube)
Partial Products Method
Partial Products Method-Why Use?
Partial Product and Partial Quotient
Another Division Strategy
Alternate Division Strategy (reducing fraction and then dividing)
Equivalent Fractions
Mean, Median, Mode