multiplying decimals
TRANSCRIPT
Monday, August 29th • Happy Monday! • Please write down the
homework • Please complete the Warm Up
Write each decimal in standard form1. 2 and 25 hundreths 2. five tenths
Warm UP
Corny Joke of the Day
Why did the forgetful student never make it through
Medical school?
Because he couldn’t remember the order of
operations
Test #2Thursday!!!!!!!!!!
!
Attention Attention!
Candy Winners
Survivor
Quiz
Table of Contents
Date: 8/29Section: 3.3 Title: Decimal Quiz Page:
Answers
6 point a piece 1. Hundreths2. Ten thousandths 3. ones 4. Tenths 5. 16.07, 16.6, 16.676. 1.09,1.19,1.9,1.9017. 11.88. 9.44
Answers
6 point a piece9. 33.83 x 1.9810.10.5 ÷ 3.4211. 1112. 3.313. 5.714. 3115.15.4 was Dawn’s total score
MutliplyingDecimals
Table of Contents
Date: 8/29 Section: 3.5Title: Multiplying Decimals Page:
Welcome To….
Your Mission….
To find out how much each plant
will grow in 1 week
First Part
Multiplying a decimal by a
decimal
Recipe
1. Write your decimals vertically2. Multiply your two numbers 3. Add up the decimal places to the right
of each number.4. Answer to step 3 is the amount of
places you move your decimal to the left.
Just WatchFind the product.
0.5 0.2
Multiply, Then place the decimal point.
0.5
0.21 decimal place
+ 1 decimal place
2 decimal places 0.10
You Try!
a. 12.6 x 2.1 1. Write your decimals vertically
2. Multiply your two numbers
3. Add up the decimal places to the right of each number.
4. Answer to step 3 is the amount of places you move your decimal to the left.
Practice makes perfect
b. .3 x .4
c. 1.34 x 2.5
d .07 x .8
Complete and then help others in your group!
Second Part
Evaluating
What does it mean?
Who can find it first…..
Ready, Set, Go
What Ms. Evan’s found…
Add to OwnTo find the value of a
numerical or algebraic expression
Steps to Evaluating
1. Substitute value given wherever you see the variable
2. Perform the given operation(s)
M = 3 3m
3 x m3 x 3=9
Evaluate each expression for x =4
1. 3 + x
2. 12 ÷ x
3. 4x
4. x-3
Now We’re ReadyTo Help the
Heritage Center!
In Your groups….
• Answer the 6 questions• When done raise your hand
for me to check• Put both notes & Classwork
in binder• Start working on
Homework: Worksheet p. 19