Sumdog's topics
Sumdog's topics
Each one of Sumdog's
math games can cover any of the 100 topics, which are spread across 10 levels:
Level 1
- Ordering numbers up to 20
- Adding 1 to a number up to 20
- Subtracting 1 from a number up to 20
- Adding the numbers 0 to 5
- Subtracting the numbers 0 to 5
- Adding numbers that total 10
- Subtracting numbers from 10
- Adding the numbers 0 to 10
- Subtracting the numbers 0 to 10
Level 2
- Doubling up to 10
- Halving up to 10
- Basic number sequences (add and subtract up to 10)
- Adding 10 to multiples of 10
- Subtracting 10 from multiples of 10
- Ordering numbers up to 100
- Groups of 2, 5, and 10
Level 3
- Adding the numbers 0 to 10 to the numbers 0 to 20
- Subtracting the numbers 0 to 10 from the numbers 0 to 30
- Adding the numbers 0 to 20
- Subtracting the numbers 0 to 20
- Doubling up to 20
- Halving up to 20
- Rounding 2-digit numbers to the nearest 10
- Adding 1-digit numbers to a multiple of 10
- Subtracting 1-digit numbers from a multiple of 10
Level 4
- 2 Times table
- 2 Division table
- Adding 1-digit number to 2-digit number
- Subtracting a 1-digit number from a 2-digit number
- 10 Times table
- 10 Division table
- Adding multiples of 10 that total 100
- Subtracting multiples of 10 from 100
- 5 Times table
- 5 Division table
Level 5
- Ordering numbers up to 1000
- Adding a multiple of 10 to a 2-digit number
- Subtracting a multiple of 10 from a 2-digit number
- 3 Times table
- 3 Division table
- Adding the numbers 0 to 100
- Subtracting the numbers 0 to 100
- Multiplying one-digit numbers by 10 or 100
- Dividing two-digit or three-digit numbers by 10 or 100
- Rounding 2-digit or 3-digit numbers to the nearest 10 or 100
- 4 Times table
- 4 Division table
Level 6
- Adding 1-digit numbers to 3-digit numbers
- Subtracting 1-digit numbers from 3-digit numbers
- Intermediate number sequences (add and subtract up to 50)
- Multiplying two-digit numbers by 10 or 100
- Dividing three-digit or four-digit numbers by 10 or 100
- Adding two digit numbers
- Subtracting two digit numbers
- 6 Times table
- 6 Division table
Level 7
- Adding 3 one-digit numbers
- Subtracting 2 one-digit numbers from a number up to 27
- Rounding 4-digit numbers to the nearest 10 or 100
- Dividing by 1 to 5 with remainders
- Adding multiples of 10, 100, or 1000
- Subtracting multiples of 10, 100, or 1000
- Ordering positive and negative numbers
- Doubling multiples of 10 and 100
- Halving multiples of 10 and 100
Level 8
- 9 Times table
- 9 Division table
- Multiplying three-digit numbers by 10
- Dividing four-digit or five-digit numbers by 10
- 8 Times table
- 8 Division table
- Adding three-digit numbers
- Subtracting using three-digit numbers
- 7 Times table
- 7 Division table
- Multiplying 2-digit numbers by 1-digit numbers
- Dividing 2-digit numbers by 1-digit numbers with remainders
- Advanced number sequences (add and subtract up to 100)
Level 9
- Multiplying by 25
- Dividing by 25
- Square numbers
- Square roots
- Identifying prime numbers less than 100
- Adding 3 two-digit numbers (operators up to 50)
- Subtracting 2 two-digit numbers from a number up to 150
Level 10
- Adding positive and negative numbers (up to +/-20)
- Subtracting positive and negative numbers (up to +/-20)
- 11 Times table
- 11 Division table
- Adding two negative numbers (up to -20)
- Subtracting two negative numbers (up to -20)
- 12 Times table
- 12 Division table
- Adding positive and negative numbers (up to +/-100)
- Subtracting positive and negative numbers (up to +/-100)
- 13 Times table
- 13 Division table
- Adding two negative numbers (up to -100)
- Subtracting two negative numbers (up to -100)
