lesson 1.notebook

1

August 21, 2012

Assignment:1-->Set 1 (all) - Due Tomorrow (8/22)

lesson 1.notebook

2

August 21, 2012

Lesson 1 Warm-Up:1) Write 25 cents two ways.

2) Name the 4 "operations" of math.

3) What is half of 100?

4) How many is 4 dozen?

5) What was your favorite thing you did this Summer??

lesson 1.notebook

3

August 21, 2012

Lesson 1:Match the following vocabulary to the proper number!

15 + 23 = 38

38 - 23 = 15

11 x 5 = 55

55 5 = 11

addend

summinuend

difference

subtrahend

quotient

factor

product

divisor

dividend

product

sum

quotient

factor factor product

difference

addend addend

dividend divisor

minuendsubtrahend

lesson 1.notebook

4

August 21, 2012

"other" important VOCABULARY:

*sequence – a list of terms arranged according to a certain rule

*counting numbers – 1, 2, 3, 4…

*natural numbers – same as the counting numbers

*whole numbers – 0, 1, 2, 3, 4…

*Operations of Arithmetic – addition, subtraction, multiplication, division

lesson 1.notebook

5

August 21, 2012

AND...

*variables – letters that represent values that “vary”

*evaluate – calculating an expressions value when the variables are assigned specific numbers

lesson 1.notebook

6

August 21, 2012

Examples - Lesson 1:

A) Name a whole number that is not a counting number.

Simplify by adding, subtracting, multiplying or dividing.B) $1.75 + 0.60 + $3 =

lesson 1.notebook

7

August 21, 2012

C) $2 - 0.47

D) 300 400

lesson 1.notebook

8

August 21, 2012

E) 5($0.65)

F) 250 x 24

lesson 1.notebook

9

August 21, 2012

G) $24 / 5

lesson 1.notebook

10

August 21, 2012

Evaluate each expression for a = 20 and b = 4.I) a + b

J) a - b

lesson 1.notebook

11

August 21, 2012

K) ab

L) a/b