# Number Theory Whole Unit: Integers, Word Problems and Expressions

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496 KB|123 + PPT
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Approximate Length:
3 weeks

Standards of Learning
7.2 Ã¯ï¿½Â  The student will simplify expressions that contain rational numbers (whole numbers, fractions, and decimals) and positive exponents, using order of operations, mental mathematics, and appropriate tools.
7.3 Ã¯ï¿½Â  The student will identify and apply the following properties of operations with real numbers:
a) the commutative and associative properties for addition and multiplication;
b) the distributive property;
c) the additive and multiplicative identity properties;
d) the additive and multiplicative inverse properties; and
e) the multiplicative property of zero.

7.5 Ã¯ï¿½Â  The student will formulate rules for and solve practical problems involving basic operations (addition, subtraction, multiplication, and division) with integers.

Essential Understandings:
What properties do real numbers have?
How do I solve expressions?
Why do the properties of real numbers work?
Total Pages
123 + PPT
N/A
Teaching Duration
3 Weeks
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