1. lesson 3.notebook August 23, 2012
Assignment:
1-->Set 4 (evens) - Due Monday (8/27)
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2. lesson 3.notebook August 23, 2012
Lesson 3 Warm-Up:
1) The figure below represents what?
2) Calculate: 3 dozen roses, minus 5 roses, plus a rose,
minus a dozen roses, divided by 2
3) Which whole number is not a counting number?
4) Use the numbers 5 and 12 to provide an example of the
Commutative Property of Addition.
5) Use the numbers 2, 3 and 5 to provide an example of the
Associative Property of Additi n.
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3. lesson 3.notebook August 23, 2012
Lesson 3:
*WORD PROBLEMS!!
Examples (Lesson 3)
Write an equation for each word problem, and then solve it.
A) From 1990 to 2000 the population of Ellisville
increased from 180,635 to 215,768. How many
more people lived in Ellisville in 2000 than in
1990?
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4. lesson 3.notebook August 23, 2012
B) Brett went to the movies with $20.00 and left with $10.50. How much
money did he spend at the movies?
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5. lesson 3.notebook August 23, 2012
C) In the three 8th grade classrooms at St. John School, there are 29
students, 28 students, and 31 students. What is the total number of
students in the three classrooms?
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6. lesson 3.notebook August 23, 2012
D) Which equation shows how to find how much change
a customer should receive from $10.00 for a $6.29
purchase?
1. $10.00 + $6.29 = c
2. $10.00 - $6.29 = c
3. $6.29 + $10.00 = c
4. $10.00 + c = $6.29
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