Math 247: Math for Elementary Teachers II, Spring 2018

Instructor: Dr. Laurel Langford, homepage
Office hours schedule

Monday Tuesday Wednesday Friday
Jan 22: Syllabus
Do for Tuesday's class
Practice integer problems
(draw addition and subtraction on number lines)
Do integer practice addition and subtraction with integer chips Do multiplication practice with integer chips
Video examples
Jan 29 Integer Answers
Fraction practice 1
Web sites to use:
Thinking blocks fractions
Fraction bars
Assignment
Fraction practice 1 answers
Handout and assignments on describing fractions with unit fractions and comparing fractions
both due Monday 2/5.
Notes, unit fraction tips, unit fraction video, comparing fractions online practice
Open book homework quiz Friday on thinking blocks fractions and fraction practice 1 (see Monday and Tuesday)
Analyzing student work with comparisons
Feb 5: More discussion of comparison strategies.
Begin fraction equivalence.
Some web sites we might use:
gap zappers
Equivalent fractions
Fargo and Denny part 1
F and D part 2
Belle and Cody part 1
Equivalence videos:
Equivalence by splitting
Equivalence by grouping part 1
Equivalence by grouping part 2
Optional: equivalence with different representations part 1, part 2
Homework (due Friday)
In class: understand and explain mixed numbers and fractions greater than 1
Homework, mini-project: explain why subtracting a negative is the same as adding a positive.
Feb 12: Word problems for fraction addition
Estimating fraction addition and subtraction with number lines. Finish by Friday
Feedback on equivalence
Some web sites:
gap zappers
F and D part 2
Fraction addition
Fraction subtraction
Review topics Today's notes
Some other review links (most of which are already somewhere on this page)
Feb 19: Test 1
Videos to watch before Tuesday:
Adding with fraction circles
Adding and subtracting with fraction squares
Adding and subtracting with grid paper
A fraction bar representation
A fraction circle representation
Fraction addition and subtraction assignment
In class discussion of fraction squares strategy
Some more examples of word problems that are or are not just addition or subtraction
Watch these videos for the fraction multiplication algorithm:
Fraction circles
Squares/arrays
Feb 26: What does mulutplication mean?
Do these
Mutliplication tool
Download geogebra file
A notebook to download
Smart Notebook Express
Homework for tomorrow
Class Notes
Homework
Mixed multiplication and division problems to understand.
Discussion videos: part 1, part 2, part 3
You may redo #1 and 2 on the addition of fractions assignment for a higher mini-project score
Mar 5: I also counted the second multiplication assignment as a mini-project.  If you forgot to do it, you can turn it in tomorrow.
Today's handout
Notes
In class: do these problems:
Using the Conceptua math tool
Test review
Test review solutions.
Videos for 8 with numberline and squares.
Some other videos of me explaining measurement division of fractions: example 1; example 2; connect to the common denominator algorithm; and a written example
Test 2
Mar 12: Spring Break
Mar 19:: ratios and rates
Handout
Sentences for ratios
Notebook for practice
Notebook Express
Practice work: sentences, bar diagrams
Partial solutions: notes
Mar 26 Ratio language assignment version 2
Handout on division and ratios
Ratio bar diagrams on-line
Recording sheet
Multiplication, division and ratos
Choose your 3 favorite  examples from your notes.Copy them out as a homework assignment, and explain what you learned from each example. Homework mini project
Practice problems (in class) on percents
Apr 2: Notes A percent game
Homework due Friday
Notes
Some videos on percent problems
Homework due Friday (ratios and rates) Ratio and percent review
Apr 9: Ratio and percent review solutions Our data to display Test on ratio and percent Web page on primary grades graphing
Assignment on primary grades graphing
printable graph paper (set 2 lines per inch)
Apr 16: Graphing assignment 2 Understand these prism and pyramid examples.
Bring to class Monday: a net, labelled with measured lengths, of a prism that you found.
Apr 22: Surface Area homework
Notes
Class in North Hall tomorrow, not computer lab!
Class in North Hall today--not computer lab! Volume assignment (do as much as you can before Friday) Similar shapes:
Homework
Video 1
Video 2
Apr 30: Final review  Scaled Fish download
 Scaled Flower download
Worksheet
Practice problems
May 7:
Final exam Weds May 9 1:00-3:00