Addition and subtraction

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#1
assignment1.pdf

Khan: Adding negative numbers intro

Video: Lecture notes for #1
 #2: Practice computing addition and subtraction

Addition within 20
Subtraction within 20
Addition within 100
Addition within 1000
Subtraction within 100
Subtraction within 1000

No notes
 #3:
assignment3.pdf

Video: Lecture notes for #3

Khan: Interpreting negative numbers
#4:
assignment4.pdf

Video: Lecture notes for #4
Video: Negative symbol as opposite

Khan: Subtracting negative numbers intro
 #5: Ordering negative numbers

No notes
 #6: Number opposites

No notes
#7: Finding absolute values

No notes
 #8: Comparing absolute values

No notes
 #9: Interpreting absolute values

No notes
#10: Integer addition and subtraction
assignment10.pdf

 #11: Integer addition and subtraction: find the missing value
assignment11.pdf
test1_2015.pdf

Test #1


 Makeup Test #1
test2.pdf


Test #2