Adding and sub

Post on 18-May-2015

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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

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Worktime