unit 1: number sense minds-on. unit 1: number sense number sense review learning goal: i have number...
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Unit 1: Number Sense
Minds-On
1) Simplify and express as a single power:
2) Simplify using exponent laws(3x2y)3
3) Simplify using exponent laws
Unit 1: Number Sense
Number Sense ReviewLearning Goal: I have Number
Sense! I can add and subtract negative numbers I can multiply and divide negative numbers I can identify the base and the exponent I can solve problems involving exponents I know the rules for Order of Operations (BEDMAS) I can apply order of operations to evaluate expressions I can convert between mixed and improper fractions I can perform all four operations with fractions I can reduce fractions to lowest terms I can solve problems involving ratios, rate, proportions, and percent I can evaluate expressions containing variables by substituting in numbers
for the variables. I can identify the exponent laws related to multiplication, division, and
power of a power I can apply the exponent laws to evaluate expressions
Unit 1: Number Sense
Number Sense Review
What is an inverse operation?
An inverse operation reverses the effect of another operation.
Unit 1: Number Sense
Number Sense Review
Which operations are inverse operations?
Unit 1: Number Sense
Number Sense Review
How else could you write 52?
How else could you write
Unit 1: Number Sense
Number Sense Review
How many ways can you write
True or False
Unit 1: Number Sense
Number Sense Review
True or False
Unit 1: Number Sense
Number Sense Review
True or False
=
Unit 1: Number Sense
Number Sense Review
True or False
Unit 1: Number Sense
Number Sense Review
True or False
Unit 1: Number Sense
Number Sense Review
True or False
Unit 1: Number Sense
Number Sense Review
Unit 1: Number Sense
Number Sense Review
Unit 1: Number Sense
Number Sense Review
Learning Goal
I can add, subtract, multiply, and divide negative numbers
Unit 1: Number Sense
Number Sense Review
Example:
-4 + (-2)
Unit 1: Number Sense
Number Sense Review
Example:
6 – (-2)
Unit 1: Number Sense
Number Sense Review
Example:
Unit 1: Number Sense
Number Sense Review
Example:
6(-3)
Unit 1: Number Sense
Number Sense Review
Learning Goal
I know the rules for Order of Operations (BEDMAS)
Unit 1: Number Sense
Number Sense Review
Example:
26
Unit 1: Number Sense
Number Sense Review
Learning Goal
I can perform all four operations with fractions
Unit 1: Number Sense
Number Sense Review
Example:
-1
Unit 1: Number Sense
Number Sense Review
Example:
2
Unit 1: Number Sense
Number Sense Review
Example:
-4
Unit 1: Number Sense
Number Sense Review
Example:
Unit 1: Number Sense
Number Sense Review
Learning Goal
I can solve problems involving ratios, rate, proportions, and percent
Unit 1: Number Sense
Number Sense Review
Tim Hortons sells a dozen donuts for $6.99 Express this as a rate.
Unit 1: Number Sense
Number Sense Review
In this class there are 18 females (including the teacher) and 9 males. What is the ratio of males to females in lowest terms?
Unit 1: Number Sense
Number Sense Review
Find the missing value:
Unit 1: Number Sense
Number Sense Review
Tim Hortons is having a sale! A dozen donuts, which used to sell for $6.99 is now 12% off! What is the new price of the donuts?
Unit 1: Number Sense
Number Sense Review
Learning Goal
I can evaluate expressions containing variables by substituting in numbers for the variables.
Unit 1: Number Sense
Number Sense Review
Evaluate: 5m2n + m for:
Unit 1: Number Sense
Number Sense Review
Learning Goals
I can identify the exponent laws related to multiplication, division, and power of a power
I can apply the exponent laws to evaluate expressions
Unit 1: Number Sense
Number Sense Review
Example: (x2y)(xy4) + (x2y)
Unit 1: Number Sense
Number Sense Review
Example: (4x4y3)2
Unit 1: Number Sense
Number Sense Review
Example:
Unit 1: Number Sense
Number Sense Review
Unit 1: Number Sense
Number Sense Review
Review Questions
Read as you do: Page 235 – 246 Section 3.1/3.2 and 3.3/3.4, Page 235/236 Q# 1, 3
Section 3.9, Page 242 Q# 10abcdghij Section 3.11, Page 246 Q# 18abefghijkl, 19abch,
20abc, 21ab Do Page 15 Q# 5ace, 6
Do Page 16 Q# 4
*Unit Test on Wednesday*