3.OA.D.8

Solve two-step word problems using the four operations. Represent these problems using equations with a letter standing for the unknown quantity. Assess the reasonableness of answers using mental computation and estimation strategies including rounding.

 
26 Lesson(s)
   

Counting Clams - A Tidal Flat Adventure

3rd Grade Math » Unit: Multiplication
3rd Grade Math » Unit: Multiplication
Jennifer Valentine
Tucson, AZ
Environment: Urban
 
Big Idea:

Mathematics has an important role in the real world outside of school. Scientists use multiplication to estimate animal populations.

 
Favorites (15)
 
Resources (16)
 
Reflections (1)
goca counting clams
   

Math with Maples

3rd Grade Math » Unit: Division in Context
3rd Grade Math » Unit: Division in Context
Jennifer Valentine
Tucson, AZ
Environment: Urban
 
Big Idea:

Patterns in division and multiplication can be found in nature, and an understanding of these patterns enables scientists to conduct systematic research.

 
Favorites (12)
 
Resources (16)
lobes leaves lesson image
   

Solving Multi-Step Word Problems

3rd Grade Math » Unit: Multiplication 2
3rd Grade Math » Unit: Multiplication 2
Diane Siekmann
Phoenix, AZ
Environment: Urban
 
Big Idea:

As students develop fluency and automaticity with operations, they can practice applying these skills to more analytical word problems.

 
Favorites (16)
 
Resources (12)
 
Reflections (1)
multisteps
   

Word Problems With Order of Operations (Day 1 & 2)

3rd Grade Math » Unit: Multiplication 2
3rd Grade Math » Unit: Multiplication 2
Diane Siekmann
Phoenix, AZ
Environment: Urban
 
Big Idea:

Writing word problems reinforces understanding of the order of operations.

 
Favorites (6)
 
Resources (11)
 
Reflections (1)
beehive
   

Humans vs Narwhals

3rd Grade Math » Unit: Math and Me: Nutrition, Health and More
3rd Grade Math » Unit: Math and Me: Nutrition, Health and More
Jennifer Valentine
Tucson, AZ
Environment: Urban
 
Big Idea:

Who's the REAL meat eater here? Let's do some math and find out!

 
Favorites (7)
 
Resources (9)
humans vs the narwhals
   

Multiple Step Story Problems

3rd Grade Math » Unit: Place Value
3rd Grade Math » Unit: Place Value
Michelle Marcus
Troy, MI
Environment: Suburban
 
Big Idea:

Multi-step word problems are always tricky at first. Learning to break them down into parts and model the known information are important to the process of becoming proficient solvers.

 
Favorites (7)
 
Resources (11)
 
Reflections (1)
multiple step story problems
   

Fundraiser Finance (Pickles for a Profit)

3rd Grade Math » Unit: Solving Mult-Step Word Problems Using the Four Operations
3rd Grade Math » Unit: Solving Mult-Step Word Problems Using the Four Operations
Jennifer Valentine
Tucson, AZ
Environment: Urban
 
Big Idea:

Engaging students in analyzing the cost-benefit of selling different food items at a fundraiser provides real-world, two-step word problems!

 
Favorites (6)
 
Resources (17)
 
Reflections (1)
chips
   

Breaking Apart Problems

3rd Grade Math » Unit: More Problem Solving Practice
3rd Grade Math » Unit: More Problem Solving Practice
Sarah Maffei
Environment: Urban
 
Big Idea:

Problem solving is not a race- it takes time to solve multi-step problems.

 
Favorites (8)
 
Resources (15)
steps
   

One Step at a Time

3rd Grade Math » Unit: Problem Solving
3rd Grade Math » Unit: Problem Solving
Sarah Maffei
Environment: Urban
 
Big Idea:

Multi-step problems require additional skills in problem solving.

 
Favorites (8)
 
Resources (20)
 
Reflections (1)
images
   

Three Fish Limit Multiplication Word Problem

3rd Grade Math » Unit: Multiplication 2
3rd Grade Math » Unit: Multiplication 2
Diane Siekmann
Phoenix, AZ
Environment: Urban
 
Big Idea:

This multi-step word problem requires students to use repeated addition or multiplication to solve a word problem.

 
Favorites (4)
 
Resources (11)
 
Reflections (1)
fish
   

Sharing Maybe?

3rd Grade Math » Unit: Understanding Division
3rd Grade Math » Unit: Understanding Division
Michelle Marcus
Troy, MI
Environment: Suburban
 
Big Idea:

Students will love celebrating the learning of division, while working on a multiple step problem about sharing cookies.

 
Favorites (4)
 
Resources (10)
 
Reflections (1)
cookies
   

Navigating Road Blocks in Problem Solving

3rd Grade Math » Unit: Multiply or Divide with Word Problems
3rd Grade Math » Unit: Multiply or Divide with Word Problems
Sarah Maffei
Environment: Urban
 
Big Idea:

Students can solve real world problems using their understanding of multiplication and division and recognizing their relationship.

 
Favorites (1)
 
Resources (12)
 
Reflections (1)
road block
   

Target Number Game

3rd Grade Math » Unit: Multiplication 2
3rd Grade Math » Unit: Multiplication 2
Diane Siekmann
Phoenix, AZ
Environment: Urban
 
Big Idea:

Playing a game for the order of operations engages students in math fact review and builds fluency.

 
Favorites (2)
 
Resources (9)
 
Reflections (1)
bullseye
   

Fundraiser Math: Solving for Individual Item Cost

3rd Grade Math » Unit: Solving Mult-Step Word Problems Using the Four Operations
3rd Grade Math » Unit: Solving Mult-Step Word Problems Using the Four Operations
Jennifer Valentine
Tucson, AZ
Environment: Urban
 
Big Idea:

Real world application and real world items make complex tasks engaging!

 
Favorites (7)
 
Resources (13)
 
Reflections (1)
fruit
   

As the Crow Flies: A Bird's Eye View of Measurement

3rd Grade Math » Unit: Volcanoes (Data Collection, Graphs, Addition & Subtraction)
3rd Grade Math » Unit: Volcanoes (Data Collection, Graphs, Addition & Subtraction)
Jennifer Valentine
Tucson, AZ
Environment: Urban
 
Big Idea:

High-interest content can be used to practice basic skills, such as measuring distances and evaluating proximity.

Standards:
 
Favorites (5)
 
Resources (9)
crow flies
Common Core Math
 
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