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Adding, Subtracting, Multiplying

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Adding, Subtracting, Multiplying & Dividing Decimals Copy the with a RED TITLE and a YOUR NOTEBOOK SETUP DECIMALS (LEFT SIDE OF NOTEBOOK) TODAY S DATE (RIGHT ... – PowerPoint PPT presentation

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Title: Adding, Subtracting, Multiplying


1
Adding, Subtracting, Multiplying Dividing
Decimals
2
Copy the slide with a RED TITLE and a
3
YOUR NOTEBOOK SETUP
  • DECIMALS (LEFT SIDE OF NOTEBOOK)
  • TODAYS DATE (RIGHT SIDE OF NOTEBOOK)

4
DO NOW (3 mins) PKB (Prior Knowledge Box)
Topic Decimals Misconceptions
Complete this side only. List anything that you know about the above topic.
5
STANDARD- 7N.S. 1.2
  • Add, subtract, multiply, and divide decimals.

6
OBJECTIVE
  • HUSKIES WILL BE ABLE TO ILLUSTRATE HOW TO
    __________________________________________________
    _______________________________

7
Vocabulary
  • 1)Digits- ___________
  • 2)Multiplication- _______
  • 3)Division- _______
  • 4)Decimal- A number written in _____________,
    using ___________ falls between two
    ____________.

8
Adding/ subtracting decimals
  1. ________ the decimals.
  2. Add in _______.
  3. Then ___________.
  4. Drop _________ down.

9
Example 1
5.74 3.3
10
What would happen if we added 5 (a whole number)
to 3.3?
5 3.3
11
Example 2
0.86 0.4967
12
Multiply decimals
  1. Line up the ______. (more digits on top).
  2. ________ the digits.
  3. ________ the places.
  4. ______ _____ decimal.

13
Example 3
7.34 x 4.333
14
What if 4.333 was negative?
7.34 x -4.333
15
Dividing decimals
  1. ________problem.
  2. _______ number move the decimal to the ____.
  3. Move _____ numbers decimal over as ____ ____ as
    the outside number, then divide.
  4. Bring decimal straight up.

16
Example 4
37.04 0.8
17
What would happen if 0.8 became 8 (a whole
number)?
37.04 8
18
Prior Knowledge Box (PKB)
Topic Decimals Misconceptions
What did you think you knew but you found out was a misconception? If you didnt have any prior knowledge, what did you learn/ review today?
19
Station Overview (30 mins per station)
  • Collaborative- Decimal worksheets (Bring up for
    a check after page 1).
  • Direct- White board Practice work with Ms.
    Ahumibe.

20
Direct station
  • http//www.math-play.com/Decimals-Jeopardy/decimal
    s-jeopardy.html

21
Decimals Exit Slip
  • Name
  • Date
  • Period

22
Agenda
  • Homework- What is the Title? Worksheet Pg.
    B-65
  • Bring a white board marker
  • (DUE P.1,3,5- Mondays and Thursday. P.2,4,6-
    Tuesdays and Fridays)
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