Mathematics, Grade 1

Unit 1: Number

Counting and skip-counting to 100, seeing small amounts at a glance, counting sets, numbers to 20, comparing and estimating, equal groups, one and two more or less, and first addition and subtraction facts to 20.

• Counting forward and backward by 1s
• Skip-counting by 2s, 5s, and 10s

• Seeing how many at a glance
• The last number tells how many
• Counting on from a number you know
• Counting a set in equal groups

• Showing numbers to 20
• Showing a number as equal groups

• Comparing sets with a referent
• Matching sets one to one
• One more, two more, one less, two less

• Talking about adding and taking away
• Solving adding and taking-away problems
• Modelling and recording number sentences
• Counting on and counting back to add and subtract
• Making 10 and using doubles
• Using addition to subtract

Unit 2: Patterns and Relations

Repeating patterns, translating patterns from one form to another, and equality as a balance.

• Describing repeating patterns
• Copying, extending, and creating patterns
• Translating a pattern to a new form

• Balance and imbalance

Unit 3: Shape and Space

Measurement as a process of comparing, and sorting, comparing, and constructing 3-D objects and 2-D shapes.

• Comparing and ordering by an attribute
• Comparing by filling, covering, and matching

• Sorting, comparing, and building shapes and objects