Curriculum Library

Place Value Unit 3: Addition and Subtraction of Large Numbers

Key Concept: Digits of the same place value can be added together and may need to be regrouped to write the sum in standard form.

Unit Launcher    
View John's Mountaineering Adventure: Discussion Guide and KWL Chart

Lesson Sequences

P.3-1-1 Sums to 2,000: Regroup up to One Time  |
View Lesson Opener Hands On (5-10 min)
View Guided Lesson Make and use models to add quantities up to 2,000 that may need to be regrouped up to two times. (12-20 min)
View Lesson Closer Explain and Solve (5-8 min)
P.3-1-2 Sums to 10,000: Regroup up to Two Times  |
View Lesson Opener Hands On (5-10 min)
View Guided Lesson Make and use models to add quantities up to 10,000 that may need to be regrouped up to two times. (12-20 min)
View Lesson Closer Agree or Disagree (5-8 min)
P.3-1-3 Sums to 999,999: Regroup Up To Two Times  |
View Lesson Opener Hands On (5-10 min)
View Guided Lesson Make and use models to add quantities up to 999,999 that may need to be regrouped up to two times. (12-20 min)
View Lesson Closer Explain and Solve (5-8 min)
P.3-1-4 Sums to 999,999: Regroup Up To Three Times  |
View Lesson Opener Think, Pair, Share (5-10 min)
View Guided Lesson Make and use models to add quantities up to 999,999 that may need to be regrouped up to three times. (12-20 min)
View Lesson Closer Agree or Disagree (5-8 min)
P.3-1-5 Sums to 999,999: Regroup Up To Five Times  |
View Lesson Opener Hands On (5-10 min)
View Guided Lesson Make and use models to add quantities up to 999,999 that may need to be regrouped up to five times. (12-20 min)
View Lesson Closer Apply Your Knowledge (5-8 min)
Real World Investigation Part 1    
View John's Mountaineering Adventure: John's Data
Key Concept: In order to subtract, numbers may need to be regrouped from one place value to the next place value.

Lesson Sequences

P.3-2-1 Differences to 9,999: Regroup up to One Time (Tens to Ones)  |
Lesson Plan
View Lesson Opener Hands-On (5-10 min)
View Guided Lesson Students will use models to regroup tens to ones. They will then use the models to subtract quantities that may need to be regrouped up to one time. (12-20 min)
View Lesson Closer Explain and Solve (5-8 min)
P.3-2-2 Differences to 9,999: Regroup up to One Time   |
Lesson Plan
View Lesson Opener Hands-On (5-10 min)
View Guided Lesson Students will use models to regroup thousands and hundreds. They will then use the models to subtract quantities that may need to be regrouped up to one time. (12-20 min)
View Lesson Closer Agree or Disagree (5-8 min)
P.3-2-3 Differences to 999,999: Regroup up to One Time  |
Lesson Plan
View Lesson Opener Hands-On (5-10 min)
View Guided Lesson Students will use models and numbers only to subtract numbers that may need to be regrouped up to one time. (12-20 min)
View Lesson Closer Explain and Solve (5-8 min)
P.3-2-4 Differences to 999,999: Regroup up to Two Times  |
Lesson Plan
View Lesson Opener Hands-On (5-10 min)
View Guided Lesson Students will use models to subtract numbers that may need to be regrouped up to two times. (12-20 min)
View Lesson Closer Agree or Disagree  (5-8 min)
Real World Investigation Part 2    
View John's Mountaineering Adventure: Create Some Data
Key Concept: In order to subtract, numbers may need to be regrouped across multiple place values.

Lesson Sequences

P.3-3-1 Differences to 999,999: Regroup up to Two Times With Double Regroupings  |
Lesson Plan
View Lesson Opener Hands-On (5-10 min)
View Guided Lesson Students will use models to subtract numbers that may need to be regrouped up to two times with double regroupings. (12-20 min)
View Lesson Closer Agree or Disagree (5-8 min)
P.3-3-2 Differences to 999,999: Regroup up to Three Times  |
Lesson Plan
View Lesson Opener Hands-On (5-10 min)
View Guided Lesson Students will use models to subtract numbers that may need to be regrouped up to three times. (12-20 min)
View Lesson Closer Explain and Solve (5-8 min)
P.3-3-3 Differences to 999,999: Regroup One Zero  |
Lesson Plan
View Lesson Opener Hands-On (5-10 min)
View Guided Lesson Students will use models to subtract numbers that require regrouping of one zero. (12-20 min)
View Lesson Closer Explain and Solve (5-8 min)
P.3-3-4 Differences to 999,999: Regroup Across Zeros  |
Lesson Plan
View Lesson Opener Hands-On (5-10 min)
View Guided Lesson Students will use models to subtract numbers that require regrouping across zeros. (12-20 min)
View Lesson Closer Agree or Disagree (5-8 min)
Real World Investigation Part 3    
View Your Mountaineering Adventure: Your Data