7th Grade Math

1
7th Grade Math

• Week of 8/25/14

2
Monday Bell Work

• 1) Mt. Everest, the highest elevation in Asia, is
  29,028 feet above sea level. The Dead Sea, the
  lowest elevation, is 1,312 feet below sea level.
  What is the difference between these two
  elevations?

3
6. Whole Numbers
This word actually means.. counting numbers
including zero.
What does this word mean to you?
Explain how you would use this word in math.
Examples
4
Lesson

• Integers with operations
• SPI 0706.2.5 Solve contextual problems that
  involve operations with integers.

5
Additive Inverses (opposites)

• What you add to a number to get zero. The
  negative of a number.Example The additive
  inverse of -5 is 5, because -5 5 0.The
  additive inverse of 5 is -5 as well.

6
Solving Addition Equations

• -3 y -5 Check

7
Practice

• X 5 -7 k 6 3 j 56 -7
• c c c 6

8
Solving Subtraction Equations

• x 8 -32 Check

9
Practice

• B 7 -16 a 25 -5 d 15 45
• t 3 4 2

10
Solving Multiplication Equations

• 6x -120 Check

11
Practice

• 9c -99 -16 2z -85 -5c
• 4x 2 14

12
Solving Division Equations

• a 9 Check
• -3

13
Practice

• T -4 n -30 n 9
• 8 -5 36
• r 8
• 238

14
Exit / Closure

• Write in your NB (composition notebook)
• 3 things that you learned today.
• Share with a friend.

15
Tuesday Bell Work

1. The Punic Wars began in 264 B.C. and ended in 146
   B.C. How long did the Punic Wars last?
2.   Metal mercury at room temperature is a liquid.
   Its melting point is -39C. The freezing point of
   alcohol is -114C. How much warmer is the melting
   point of mercury than the freezing point of
   alcohol?

16
7. Inverse (operations)
This word actually means.. operations that undo
each other addition and subtraction, or
multiplication and division.
What does this word mean to you?
Explain how you would use this word in math.
Examples
17
Lesson

• Integers with operations
• SPI 0706.2.5 Solve contextual problems that
  involve operations with integers.

18
Lesson

• Do/ Undo Foldable

19
Exit / Closure

• Give 3 examples of why it would be important for
  you to know the how to subtract/ add integers.

20
Wednesday Bell Work

1. Roman Civilization began in 509 B.C. and ended in
   476 A.D. How long did Roman Civilization last?
2. In the Sahara Desert one day it was 136F. In
   the Gobi Desert a temperature of -50F was
   recorded. What is the difference between these
   two temperatures?

21
8. Operations
This word actually means.. the 4 basic math
computations (, -, x, ).
What does this word mean to you?
Explain how you would use this word in math.
Examples
22
Lesson

• Integers with operations
• SPI 0706.2.5 Solve contextual problems that
  involve operations with integers. Absolute Value
  and Opposites 7.NS.1a
• Describe situations in which opposite quantities
  combine to make 0.

23
Lesson

• Have out your study guide to grade and check.

24
Exit / Closure

• Name 3 key words each for adding and subtracting.

25
Thursday Bell Work

• A submarine was situated 800 feet below sea
  level. If it ascends 250 feet, what is its new
  position?
• -65 - -57
• Solve T 4 -35

26
9. Term
This word actually means.. the parts of an
expression that added or subtracted.
What does this word mean to you?
Explain how you would use this word in math.
Examples
27
Lesson

• N2K SPI 0706.2.5 Solve contextual problems that
  involve operations with integers.
• N2K 2

28

• Critical Thinking Activity
• 1. On a winter day, the low temperature in
  Anchorage was 23 degrees below zero (in C) and
  the low temperature in Minneapolis was 14 degrees
  below zero (in C ). Choose the inequality that
  best describes the relationship of the
  temperatures.
• A) -23 gt -14
• B) -23 lt -14
• C) 23 gt 14
• D) 23 lt 14

29

• . Answer the following questions about
  temperatures in various places
• Here are the low temperatures (in Celsius) for
  one week in Juneau, Alaska
• Arrange them in order from coldest to warmest
  temperature.

30
Exit / Closure

• What did you learn about todays N2K?
• Do you have questions about the process?

31
Friday Bell Work

• Study for the test
• Have a piece of paper and sharpened pencil on
  desk
• Read questions carefully and Good Luck!

32
Lesson

• Test Day
• Complete test and turn in
• Read quietly until everyone is finished.

33
Exit / Closure

• What ?s do you have about the test???