1. Simple Functions

One More, One Less
Doubles, Halves
Squares, Square Roots

Example. Doubling numbers within 100:

2. Add & Subtract in 1000

Add or subtract numbers 1 to 99

Example. Adding the number 30 to
numbers within 100:
 

3. Numbers that make . . .

Partitions of numbers
 

Example. Matching pairs of numbers
that make 1000 restricted
to multiples of 50:

4. Sequencing Numbers

Sequencing/counting forward
or backward

Example. Counting backward
from 100 in 2's:

5. Ordering Numbers

Ascending and descending order

Example. Ordering numbers in
ascending order within 100:

6. Rounding Numbers

Rounding to the nearest ...

Example. Rounding numbers within
1000 to the nearest 10:

7. Simple Equations

Missing number problems and
equations with letters based on
the four number operations

Example. Simple missing number
problems based addition and
subtraction:
 

8. Place Value

Practising place value in the
context of the four operations

Example. Practising place value in the
context of addition:
 

9. Tens, Fives & Hundreds

Addition and subtraction of
multiples of 5, 10 or 100

Example. Adding multiples of 10
within 100 expressed as missing
number problems:

10. Units & Tens in 100

Adding units or tens to 2-digit
numbers with or without carry

Example. Adding tens to 2-digit
numbers without carry:

11. Add & Sub in 50, 100, 200

Mental addition and subtraction
within 50, 100 and 200

Example. Mental addition within 100 without carry:

12. Units, Tens, 100's & 1000's

Adding and subtracting multiples
multiples of 1, 10, 100, 1000

Example. Adding multiples of 1, 10,
100 and 1000 to 4-digit numbers 
without carry: