Grade 2
BIG IDEAS
Unit Objectives and Learning Goals
Chapter 1 : Numbers and Arrays
Even and Odd Numbers
Model Even and Odd Numbers
Equal Groups
Use Arrays
Make Arrays
Chapter 2 : Fluency and Strategies within 20
Add in any order
Use doubles
Add 3 numbers
Make a 10 to add
Count on and count back to subtract
Relate addition and subtraction
Get to 10 to subtract
Practice addition and subtraction
Problem Solving : addition and subtraction
Chapter 3 : Addition to 100 Strategies
· Add tens using a number line
· Add tens and ones using a number line
· Use place value to add
· Decompose to add tens and ones
· Use compensation to add
· Practice addition strategies
· Problem Solving : Addition
Chapter 4 : Fluently add within 100
· Use partial sums to add
· More partial sums
· Regroup to add
· Add 2 digit numbers
· Practice adding 2 digit numbers
· Add up to 3 two digit numbers
Chapter 5 : Subtraction to 100 Strategies
· Subtract tens using a number line
· Subtract tens and ones using a number line
· Use addition to subtract
· Decompose to subtract
· Decompose to subtract tens and ones
· Use compensation to subtract
· Practice subtraction strategies
· Problem Solving : Subtraction
Chapter 6 : Fluently subtract within 100
Model and regroup to subtract
Use models to subtract a 1 digit number from a 2 digit number
Use models to subtract 2 digit numbers
Use addition to check subtraction
Practice 2 digit subtraction
Problem Solving : Subtraction
Chapter 7 : Understand Place Value to 1,000
Hundreds
Model numbers to 1,000
Understand place value
Write 3 digit numbers
Represent numbers in different ways
Chapter 8 : Count and compare numbers to 1,000
Count to 120 in different ways
Count to 1,000 in different ways
Place value patterns
Find more or less
Compare numbers using symbols
Compare numbers using a number line
Chapter 9 : Add numbers within 1,000
Add 10 and 100
Use a number line to add hundreds and tens
Use a number line to add 3 digit numbers
Use compensation to add 3 digit numbers
Use partial sums to add 3 digit numbers
Use models to add 3 digit numbers
Add 3 digit numbers
Add up to 4 two digit numbers
Explain addition strategies
Chapter 10 : Subtract numbers within 1,000
Subtract 10 and 100
Use a number line to subtract hundreds and tens
Use a number line to subtract 3 digit numbers
Use compensation to subtract 3 digit numbers
Use models to subtract 3 digit numbers
Subtract 3 digit numbers
Subtract from numbers that contain zeros
Use addition to subtract
Explain subtraction strategies
Chapter 11 : Measure and estimate lengths
· Measure lengths in centimeters
· Measure objects using metric length units
· Estimate lengths in metric units
· Measure lengths in inches
· Measure objects using customary length units
· Estimate lengths in customary units
· Measure objects using different length units
· Measure and compare lengths
Chapter 12: Solve length problems
Use a number line to add and subtract lengths
Problem solving : length
Problem solving : missing measurement
Practice measurement problems
Solve length problems
Chapter 13: Represent and interpret data
Sort and organize data
Read and interpret picture graphs
Make picture graphs
Read and interpret bar graphs
Make bar graphs
Make line plots
Measure objects and make line plots
Chapter 14: Money and time
Find total values of coins
Order to find total values of coins
Show money amounts in different ways
Make one dollar
Make change from one dollar
Find total values of bills
Problem Solving : money
Tell time to the nearest 5 minutes
Tell time before and after the hour
Relate A.M. and P.M.
Chapter 15: Identify and partition shapes
Describe 2 dimensional shapes
Identify angles of polygons
Draw polygons
Identify and draw cubes
Compose rectangles
Identify 2, 3, or 4 equal shares
Partition shapes into equal shares
Analyze equal shares of the same shape
