1. lesson 1.notebook August 20, 2012
Assignment:
1-->Set 1 (all) - Due Wednesday (8/22)
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2. lesson 1.notebook August 20, 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??
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3. lesson 1.notebook August 20, 2012
Lesson 1:
Match the following vocabulary to the proper number!
15 + 23 = 38
addend addend sum
minuend
divisor
sum
38 - 23 = 15 factor
minuend subtrahend difference difference
dividend
quotient
11 x 5 = 55 product
factor factor product
addend
subtrahend
55 5 = 11
dividend divisor quotient
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4. lesson 1.notebook August 20, 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
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5. lesson 1.notebook August 20, 2012
AND...
*variables – letters that represent values that “vary”
*evaluate – calculating an expressions value when the
variables are assigned specific numbers
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6. lesson 1.notebook August 20, 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 =
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7. lesson 1.notebook August 20, 2012
C) $2 - 0.47
D) 300 400
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8. lesson 1.notebook August 20, 2012
E) 5($0.65)
F) 250 x 24
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9. lesson 1.notebook August 20, 2012
G) $24 / 5
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10. lesson 1.notebook August 20, 2012
Evaluate each expression for a = 20 and b = 4.
I) a + b
J) a - b
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11. lesson 1.notebook August 20, 2012
K) ab
L) a/b
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