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- Year 1
- Subtraction (1 to 20)
- Subtraction Sentences
- Identify Correct Subtraction Sentences
1.1.1. Numbers from 1 to 10
1.1.1.1. Counting Numbers from 1 to 10
1.1.1.2. Number Names
1.1.1.3. Comparing Numbers
1.1.1.3.1. By Counting the Number of Objects
1.1.1.3.3. By Using Number Line
1.1.1.4. Ascending and Descending Order
1.1.1.5. Before, After, and Between
1.1.1.5.1. By Using Number Line
1.1.1.5.2. By Counting Forward and Backward
1.1.1.6. Ordinal Numbers
1.1.1.7. Number Combinations
1.1.1.7.1. To form the Number 1
1.1.1.7.2. To form the Number 2
1.1.1.7.3. To form the Number 3
1.1.1.7.4. To form the Number 4
1.1.1.7.5. To form the Number 5
1.1.1.7.6. To form the Number 6
1.1.1.7.7. To form the Number 7
1.1.1.7.8. To form the Number 8
1.1.1.7.9. To form the Number 9
1.1.1.7.10. To form the Number 10
1.1.2. Numbers from 11 to 20
1.1.2.1. Counting Numbers
1.1.2.2. Number Names
1.1.2.3. Comparing Numbers
1.1.2.3.2. By Using Number Line
1.1.2.4. Ascending and Descending Order
1.1.2.5. Before, After, and Between
1.1.2.5.1. By Using Number Line
1.1.2.5.2. By Counting Forward and Backward
1.1.3. Numbers from 21 to 100
1.1.3.1. Counting Numbers from 21 to 100
1.1.3.1.1. Counting Numbers from 20 to 29
1.1.3.1.2. Counting Numbers from 30 to 39
1.1.3.1.3. Counting Numbers from 40 to 49
1.1.3.1.4. Counting Numbers from 50 to 59
1.1.3.1.5. Counting Numbers from 60 to 69
1.1.3.1.6. Counting Numbers from 70 to 79
1.1.3.1.7. Counting Numbers from 80 to 89
1.1.3.1.8. Counting Numbers from 90 to 100
1.1.4. Numbers from 1 to 100
1.1.4.1. Counting Numbers
1.1.4.3. Fill in the Missing Numerals
1.1.4.4. Number and Number Names up to 100
1.1.4.5. Reading Numbers on Abacus
1.1.4.6. Expanded Form
1.1.4.6.1. Numerals in Expanded Form
1.1.4.6.2. Numerals in Short Form
1.1.4.7. Comparing Numbers
1.1.4.7.2. Ascending and Descending Order
1.1.4.7.3. Find the Greatest Number
1.1.4.7.4. Find the Smallest Number
1.1.5. Skip Counting
1.1.5.1. Skip Counting by 2
1.1.5.2. Skip Counting by 3
1.1.5.3. Skip Counting by 4
1.1.5.4. Skip Counting by 5
1.1.5.5. Skip Counting by 6
1.1.5.6. Skip Counting by 7
1.1.5.7. Skip Counting by 8
1.1.5.8. Skip Counting by 9
1.1.5.9. Skip Counting by 10
1.1.7.1. Place Value Models up to 100
1.1.8. Understanding addition
1.1.8.1. Addition (1 to 20)
1.1.8.1.1. Addition of Two Numbers
1.1.8.1.1.1. Addition by Counting the Number of Objects
1.1.8.1.1.2. Addition by Counting the Number of Lines
1.1.8.1.1.3. Addition by Counting on Fingers
1.1.8.1.1.4. Addition on a Number Line (1 to 10)
1.1.8.1.1.5. Addition on a Number Line (11 to 20)
1.1.8.1.2. Addition of Three Numbers
1.1.8.1.2.1. Addition by Counting the Number of Lines
1.1.8.1.2.2. Addition to Make 10
1.1.8.1.3. Addition Sentences
1.1.8.1.3.2. Identify the Correct Sum
1.1.8.1.3.3. Related Addition Facts
1.1.8.1.4. Add and Compare
1.1.8.1.5. Addition Skill Builder
1.1.8.1.6. Addition of Zero
1.1.8.1.7. Addition Strategies
1.1.8.1.7.1. Adding Doubles
1.1.8.1.7.2. Adding Doubles Plus 1
1.1.8.1.7.3. Adding Doubles Minus 1
1.1.8.1.7.4. Adding 3 Numbers Using Doubles Facts
1.1.8.1.8. Word Problems on Addition
1.1.8.1.9. Addition to Make 20
1.1.8.2. Addition (Upto 100)
1.1.8.2.1. Addition Using Place Value Models
1.1.8.2.2. Column Addition
1.1.8.2.2.1. Add a One-Digit Number to a Two-Digit Number
1.1.8.2.2.1.2. Add a One-Digit Number to a Two-Digit Number (With Carrying)
1.1.8.2.2.2. Add Two Two-Digit Numbers
1.1.8.2.2.2.1. Add Two Two-Digit Numbers (Without Carrying)
1.1.8.2.2.2.2. Add Two Two-Digit Numbers (With Carrying)
1.1.8.2.2.3. Word Problems: Add Two Two-Digit Numbers
1.1.8.2.2.3.1. Word Problems: Add Two Two-Digit Numbers (Without Carrying)
1.1.8.2.2.3.2. Word Problems: Add Two Two-Digit Numbers (With Carrying)
1.1.9. Understanding subtraction
1.1.9.1. Subtraction (1 to 20)
1.1.9.1.1. Subtraction of Two Numbers
1.1.9.1.1.1. Subtraction by Counting Backwards
1.1.9.1.1.2. Subtraction by Drawing Lines and Crossing Them
1.1.9.1.1.3. Subtraction by Counting the Number of Objects
1.1.9.1.1.4. Subtraction on a Number Line (1 to 10)
1.1.9.1.1.5. Subtraction on a Number Line (11 to 20)
1.1.9.1.1.6. Subtraction by Crossing Out
1.1.9.1.2. Subtraction Sentences
1.1.9.1.2.2. Identify Correct Subtraction Sentences
1.1.9.1.2.3. Related Subtraction Facts
1.1.9.1.3. Subtract and Compare
1.1.9.1.4. Subtraction Skill Builder
1.1.9.1.4.1. Subtracting 1
1.1.9.1.4.2. Subtracting 2
1.1.9.1.4.3. Subtracting 3
1.1.9.1.4.4. Subtracting 4
1.1.9.1.4.5. Subtracting 5
1.1.9.1.4.6. Subtracting 6
1.1.9.1.4.7. Subtracting 7
1.1.9.1.4.8. Subtracting 8
1.1.9.1.4.9. Subtracting 9
1.1.9.1.4.10. Subtraction From 10
1.1.9.1.4.11. Subtraction From 20
1.1.9.1.5. Subtraction of Zero
1.1.9.1.6. Subtraction Strategies
1.1.9.1.6.1. Subtracting Doubles
1.1.9.1.6.2. Subtracting Doubles Plus 1
1.1.9.1.6.3. Subtracting Doubles Minus 1
1.1.9.1.7. Word Problems on Subtraction
1.1.9.2. Subtraction (Upto 100)
1.1.9.2.1. Subtraction Using Place Value Models
1.1.9.2.2. Column Subtraction
1.1.9.2.2.1. Subtract a One-Digit Number from a Two-Digit Number
1.1.9.2.2.2. Subtract Two Two-Digit Numbers
1.1.9.2.2.2.1. Subtract Two Two-Digit Numbers (Without Borrowing)
1.1.9.2.2.2.2. Subtract Two Two-Digit Numbers (With Borrowing)
1.1.9.2.2.3. Word Problems: Subtract Two Two-Digit Numbers
1.4. Patterns and algebra
1.4.1. Patterns
1.4.1.1. Introduction to Pattern
1.4.1.2. Pattern in Alphabets
1.4.1.3. Pattern in Shapes
1.4.1.4. Pattern in Numerals
1.4.1.5. Odd One Out
1.4.2. Spatial Understanding
1.4.2.1. Top and Bottom
1.4.2.2. On and Under
1.4.2.3. Above and Below
1.4.2.4. Inside and Outside
1.4.2.5. Left and Right
1.4.2.6. Front and Behind
1.4.2.7. Open and Closed
1.4.2.8. Before and After
2.1.1. Identify - Tall or Short
2.1.2. Identify - Long or Short
2.1.3. Measure Using a Ruler
2.1.4. Units of Length
2.1.5. Identify - More or Less
2.1.6. Measure Using a Vessel
2.1.7. Units of Capacity
2.1.8. Identify - Light or Heavy
2.1.10. Unit of Weight
2.1.14. Days of the Week
2.1.15. Months of the Year
2.1.16. Reading a Calendar
2.1.17. Seasons of the Year
2.2. Shapes
2.2.1. Plane Shapes (2-D shapes)
2.2.1.2. Open and Closed Shapes
2.2.2. Solid Shapes (3-D shapes)
Year 1 Australian School Math Identify Correct Subtraction Sentences
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