Number Sense and Basic Operations - 1
Number - Quantity Association
Numbers and Numerals
Preparing to write
Counting and Grouping
Place Value and Decade Structure
Understanding Large Numbers
Comparing and Arranging numbers
Place value of large numbers - Indian System
Place value of large numbers - International System
Negative Numbers
Activity: Concept of negative numbers and operations on them
Number bonds and combinations
Worksheet: Number combinations 1 to 6
Addition
Worksheet: One digit addition of 3 numbers
Worksheet: One digit addition horizontally and vertically
Worksheet: Addition as counting forward
Worksheet: Two digit addition and subtraction with verification
Worksheet: Two digit addition - Arrange vertically and add
Worksheet: Two digit addition find missing numbers
Worksheet: Three digit addition - Arrange vertically and add
Worksheet: Three digit addition horizontally and vertically
Subtraction
Worksheet: Subtraction as counting backward
Worksheet: Subtracting the number itself and previous number
Worksheet: Subtraction of tens
Worksheet: Subtraction with borrowing
Worksheet: Horizontal subtraction 1
Worksheet: Horizontal subtraction 2
Worksheet: Horizontal subtraction 3
Multiplication
Division
Mixed Operations
Activity: Counting and Operations
Worksheet: Number Stories
Worksheet: