Say the number sequence 0 to 100 by:

• 2s, 5s and 10s, forward and backward, using starting points that are multiples of 2, 5 and 10 respectively

• 10s, using starting points from 1 to 9

• 2s, starting from 1.

[C, CN, ME, R]

Demonstrate if a number (up to 100) is even or odd.

[C, CN, PS, R]

1. Ghost Busters Even
2. Ghost Buster Odd
3. Odd or Even
4. Dragon's Eggs

Describe order or relative position, using ordinal numbers (up to tenth).

[C, CN, R]

1. 123 Order
2. Ordinal numbers up to 10th
3. Frogs and Ladders
4. Wash Line

Represent and describe numbers to 100, concretely, pictorially and symbolically.

[C, CN, V]

1. How Many Fish (represent a given number pictorially)
2. Matching Pictures to Number Sentences
3. Number labelling

Compare and order numbers up to 100.

[C, CN, ME, R, V]

1. Numbers to Twenty
2. Spooky Sequences by 2's
3. Spooky Sequences by 5's
4. Count by 10's
5. Number Chart
6. Give the Dog a Bone
7. Number Ordering
8. Number Track
9. Adventure Sequences
10. Wabbit Words

Estimate quantities to 100, using referents.

[C, ME, PS, R]

1. Guess the Number
2. Guess the Number

Illustrate, concretely and pictorially, the meaning of place value for numerals to 100.

[C, CN, R, V]

1. Fun With Base 10 Blocks
2. Place-value models - up to hundreds
3. Safari Units

Demonstrate and explain the effect of adding zero to, or subtracting zero from, any number.

[C, R]

1. Add Zero

Demonstrate an understanding of addition (limited to 1- and 2-digit numerals) with answers to 100 and the corresponding subtraction by:

• using personal strategies for adding and subtracting with and without the support of manipulatives

• creating and solving problems that involve addition and subtraction

• using the commutative property of addition (the order in which numbers are added does not affect the sum)

• using the associative property of addition (grouping a set of numbers in different ways does not affect the sum)

• explaining that the order in which numbers are subtracted may affect the difference.

[C, CN, ME, PS, R, V]

1. Addition Grid
2. Subtraction Machine
3. Cyberchallenge: Select from awesome addition or super subtraction.
4. Basic Addition Facts - Practice Exercise
5. Minus Mission - Arcademic Skill Builders
6. Save the Apples
7. Launch Math Game
8. Alien Addition Arcademic Skill Builders
9. Flash Cards (addition practice 0-100)
10. Flash Cards (subtraction 0-100)
11. Flash Cards ( addition and subtraction 0-100)

Apply mental mathematics strategies, such as:

• using doubles

• making 10

• one more, one less

• two more, two less

• building on a known double

• thinking addition for subtraction for basic addition facts and related subtraction facts to 18.

[C, CN, ME, PS, R, V]

1. Pan Balance
2. Rock Hopper
3. 2 less
4. 2 more