Multiplication & Division
Weeks 4-5
Arrays and Area Models
Weeks 4-5
Arrays and Area Models
|
|
|
|
Investigations CC Supplemental Lessons |
| ||
THE WEEK AT-A-GLANCE (5 Days)
- Amanda Bean's Amazing Dream
- Which has more?
- Inv. U5, Session 3.1A What's the Area?
- Inv. U5, Session 3.1: Arranging Chairs
- Inv. U5, Session 3.2: Investigating Arrays
Day 1
Number Talk (pg 209) 100-89, 100-74, 100-49, 100-44 Amanda Bean's Amazing Dream (1 day)
|
|
Another Amanda Bean Lesson: Riddles
| ||||||||||||||||
Day 2
Number Talk (pg 210)
100-89, 100-69, 100-49, 100-37
Which Has More? (1 day)
Number Talk (pg 210)
100-89, 100-69, 100-49, 100-37
Which Has More? (1 day)
- The lesson is from Lessons for Introducing Multiplication, Ch. 5, p. 48-58
- Resource Masters: (you could modify the problems to align with the week's focus on 5's and 10's)
Which Has More Cookies?
Which Has More Windowpanes?
Which Has More Wheels?
|
Which Has More - Another Lesson Version
|
| ||||
Day 3
Number Talk (pg 210)
150-124, 150-99, 150-74, 150-49
Inv. U5, Session 3.1A What's the Area?
- This is a CC supplemental lesson. Open by downloading this file. Blackline masters are included in the file.
- We think it is a good idea to discuss perimeter also as an early introduction to the difference between area and perimeter.
Math Expressions Practice with Area: Unit 1, Lesson 11
| im_which_has_more.pdf |
| 3.1a_whats_the_area.pdf |
Day 4
Number Talk (pg 210)
200-174, 200-149, 200-124, 200-99
Inv. U5, Session 3.1: Arranging Chairs
Materials
Number Talk (pg 210)
200-174, 200-149, 200-124, 200-99
Inv. U5, Session 3.1: Arranging Chairs
Materials
- Half-Inch Grid Paper Make copies. (4 per pair)
- Arranging Chairs Make copies. (1 per student)
- Connecting cubes (12 for demonstration; 12 per student during demonstration)
- Connecting cubes (30 per pair)
- Unlined colored paper (2 sheets per pair)
- Scissors (1 per student)
- Glue sticks (1 per pair)
- Number cards Use the numbers 9, 15–21, 23–25, 27, 30. Write one number on each card. Make two sets.
Day 5
Number Talk (pg 210)
250-224, 250-219, 200-199, 200-149
Inv. U5, Session 3.2: Investigating Arrays
Investigating Arrays Students use arrays to find factors of numbers up to 50 and to identify features of numbers.
Number Talk (pg 210)
250-224, 250-219, 200-199, 200-149
Inv. U5, Session 3.2: Investigating Arrays
Investigating Arrays Students use arrays to find factors of numbers up to 50 and to identify features of numbers.
- Student Activity Book p. 27
- Student Math Handbook pp. 45, 46, 52, 53
- M17–M24, Array Cards (student sets, copy 1 set per student)
- C27-C29 Additional Array Cards (English and Spanish in this file)
- How to Make Array Cards (1 per student)
- Students’ Arranging Chairs posters (from Session 3.1)
- Scissors (1 per student)
- Resealable plastic bags (1 per student)