Unit 1: Number Sense Minds-On

Unit 1: Number Sense Number Sense Review Learning 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 5 2 ?

Unit 1: Number Sense Number Sense Review

Unit 1: Number Sense Number Sense Review

Unit 1: Number Sense Number Sense Review

Unit 1: Number Sense Number Sense Review

Unit 1: Number Sense Number Sense Review

Unit 1: Number Sense Number Sense Review

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

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

Unit 1: Number Sense Number Sense Review

Learning Goal I can perform all four operations with fractions Unit 1: Number Sense Number Sense Review

Unit 1: Number Sense Number Sense Review

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 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

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

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:(x 2 y)(xy 4 ) + (x 2 y) Unit 1: Number Sense Number Sense Review

Example:(4x 4 y 3 ) 2 Unit 1: Number Sense Number Sense Review

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*