Adding and sub
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Transcript of Adding and sub
• Complete Warm Up
• Write down Homework
• Take out homework (pg. 5)
Wednesday, August 24th
Warm UPEstimate each sum (ones)
1. 12.34 + 5.6 – 4.1
2. 4.67 – 3.4 + 1.89
Corny Joke of the Day
Why are baseball players so rich?
Because they play on diamonds
Next Quiz (checkpoint)- this
Friday
Attention Attention!
Must fill out form and get parent signature
Reteach
August 29th
Retest
August 31st
Homework
Unit 2
Decimals
*Review
13.456
What place value is 5 in?
Take the cards and put them from least to
greatest
Partner Work
Finishing Notes from Yesterday…..
4. New VocabularyCompatible Numbers:
Example: 26.45 and 4.6
What PLACE VALUE WOULD I WANT TO ROUND TO?
5. Rounding with products & quotients
Estimate each product and quotient
A. 33.83 1.98
B 25.34 ÷ 5.14
Table of Contents
Unit #: 2
Unit: Decimals
Date: 8/24
Section: 3-3
Title: Adding and Subtracting
Page: 5 & 6
1. A little Riddle….
“Line up your decimals, add in your zeroes, find the sum, don’t be a bum…..line up your decimals, add in your zeroes, now it’s time to subtract, don’t get this out of wack”
2. Grocery Problem
Your mom gave you exactly $20.00 to spend. If hot dogs cost
$13.45, buns cost $3.64 and ketchup costs $4.59, what will the
bill come to? Will you have enough money to buy all the
food?
3. Adding
a. 3.45 + 6.12 + 12.09
b. 14.56 + 6.790
4. Subtracting
a. 14.03 – 6 b. 10.07-2.3-8.456
Whiteboard Review
5 alive
1.Order from least to greatest: 12.45, 12, 11.56, 12.415
2.Order from greatest to least: 5.6, 7.001, 5.06, 5.61
3.Estimate the sum (ones) 5.23 + 6.78+3.41
4. Tanner brought $25 to spend at Best Buy. When he got back, he had $4.58. How much did he spend?
5.Estimate the product (ones): 5.67 x 3.04
Worksheet
3-3
1-12
Worktime