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ADDITION (CLASS 1–5) - Coggle Diagram
ADDITION (CLASS 1–5)
CLASS 1 – BASIC UNDERSTANDING
Meaning of Addition
Joining two groups
Combining quantities
Increasing a quantity
Number Range
Small numbers up to 20
Strategies
Using objects and counters
Counting all
Counting forward
Using fingers and pictures
Making 10
Symbols
Understanding + and =
Application
Simple addition in daily life
CLASS 2 – TWO-DIGIT ADDITION
Number Understanding
Tens and ones
Breaking numbers into parts
Addition
One-digit addition
Two-digit addition
Addition without regrouping
Addition with regrouping
Strategies
Using beads and bundles
Number line
Breaking numbers into tens and ones
Mental addition
Application
Word problems
Money-related problems
CLASS 3 – THREE-DIGIT ADDITION
Number Understanding
Hundreds, tens and ones
Expanded form
Addition
Two-digit addition
Three-digit addition
Addition with regrouping
Addition without regrouping
Strategies
Place-value chart
Bundles and sticks
Number line
Breaking numbers apart
Column method
Application
Money and measurement problems
Daily-life word problems
CLASS 4 – ADDITION WITH THOUSANDS
Number Understanding
Thousands, hundreds, tens and ones
Expanded form
Addition
Larger-number addition
Four-digit addition
Addition with regrouping
Addition without regrouping
Strategies
Place-value chart
Column method
Mental calculation
Estimation
Application
Multi-step word problems
Money and measurement situations
CLASS 5 – FLEXIBLE ADDITION
Number Understanding
Ten-thousands and other place values
Expanded form
Addition
Addition of larger numbers
Addition with regrouping
Addition without regrouping
Strategies
Standard algorithm
Breaking numbers into parts
Mental addition
Compensation and adjustment
Estimation
Checking answers
Application
Multi-step word problems
Travel and distance
Money and daily-life situations
LEARNING PROGRESSION
Concrete
Objects and counters
Pictorial
Pictures and number lines
Symbolic
Number sentences and calculations
Flexible Thinking
Mental mathematics
Different strategies
Estimation and verification