Mathematics, Grade 2

Unit 1: Number

Skip-counting to 100, even and odd numbers, ordinal position, numbers and place value to 100, comparing and estimating, and addition and subtraction to 100 with personal and mental strategies.

• Skip-counting by 2s, 5s, and 10s from multiples
• Skip-counting by 10s from any start
• Skip-counting by 2s from 1

• Even and odd numbers
• Ordinal position

• Showing numbers to 100
• Comparing and ordering numbers to 100
• Estimating quantities to 100
• Tens and ones

• Adding and subtracting zero
• Personal strategies for adding and subtracting
• Solving addition and subtraction problems
• Order does not change a sum
• Order can change a difference
• Doubles and making 10
• One/two more or less and thinking addition

Unit 2: Patterns and Relations

Repeating and increasing patterns, equality and inequality, and recording them symbolically.

• Describing and extending repeating patterns
• Comparing and creating repeating patterns

• Describing and reproducing increasing patterns
• Extending and creating increasing patterns

• Equality and inequality
• Writing equalities and inequalities

Unit 3: Shape and Space

Time in days and months, non-standard measurement of length and mass, comparing and ordering objects, sorting shapes, describing and constructing 2-D shapes and 3-D objects, and finding 2-D shapes in 3-D objects.

• Days in a week and months in a year
• Unit size and count for length
• Unit size and count for mass

• Comparing and ordering by length and distance
• Comparing and ordering by mass
• Measuring with many copies of a unit
• Measuring by moving one unit along
• Turning an object keeps its measurements

• Sorting by two attributes
• Describing and building 3-D objects
• Describing and building 2-D shapes
• Finding 2-D shapes in 3-D objects

Unit 4: Statistics and Probability

Gathering and recording data about self and others, and building and reading concrete graphs and pictographs.

• Gathering and recording data
• Building and reading concrete graphs
• Building and reading pictographs