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By: 1parina (36 month(s) ago)

Hello,I would be really thankful if you could email this ppt to me at funlearn33@gmail.com.My third graders will love it !

By: efayemiode (37 month(s) ago)

Hey, I love your ppt slide, please can you send it to efa_eteng@yahoo.com

By: efayemiode (37 month(s) ago)

Hey, I love your ppt slide, please can you send it to efa_eteng@yahoo.com

By: pasca2 (45 month(s) ago)

will be appreciate if you allow me to download or you can email it to me at pasca@comcast.net. My 3rd graders will benefit from this.

## Presentation Transcript

### What are we learning?:

What are we learning? Our Standard Says © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved. 3.NBT.2. Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.

### What are we learning?:

What are we learning? Our Standard Says © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved. 3.NBT.2. Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.

### PowerPoint Presentation:

© 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved. Let’s Review A Little More What are the ways to write numbers? (To the Tune of “The Ants Go Marching”) Numbers come in different forms Hurrah, Hurrah (Repeat) Numbers come in different forms, Expanded, Standard, and Written Form But the number stays the same, No matter… What form it is in. Standard form is number form. Hurrah, Hurrah (Repeat) Standard form is number form, Just use numbers for standard form. But the number stays the same, No matter… What form it is in. Expanded form is value form. Hurrah, Hurrah (Repeat) Expanded form is value form, You find the values and make it a sum. But the number stays the same, No matter… What form it is in. Written form is word form. Hurrah, Hurrah (Repeat) Written form is word form, You write the number using words. But the number stays the same, No matter… What form it is in. Numbers come in different forms Hurrah, Hurrah (Repeat) Numbers come in different forms, Expanded, Standard, and Written Form But the number stays the same, No matter… What form it is in. Copyrighted by Elizabeth Hill of Tricks of the Trade 2012

### PowerPoint Presentation:

Let’s Try Using Expanded Form How do I show 254 + 118? 12 70 300 4 50 200 8 10 100 372 Copyrighted by Elizabeth Hill of Tricks of the Trade 2012 10

### PowerPoint Presentation:

Let’s Do Another How do I show 645 + 218? 13 60 800 5 40 600 8 10 200 863 Copyrighted by Elizabeth Hill of Tricks of the Trade 2012 10

### PowerPoint Presentation:

Try it With Your Partner How do I show 495 + 361? 6 150 800 5 90 400 1 60 300 856 Copyrighted by Elizabeth Hill of Tricks of the Trade 2012 100

### What are we learning?:

What are we learning? Our Standard Says © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved. 3.NBT.2. Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.

### PowerPoint Presentation:

© 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved. Let’s Review A Little More What are the ways to write numbers? (To the Tune of “The Ants Go Marching”) Numbers come in different forms Hurrah, Hurrah (Repeat) Numbers come in different forms, Expanded, Standard, and Written Form But the number stays the same, No matter… What form it is in. Standard form is number form. Hurrah, Hurrah (Repeat) Standard form is number form, Just use numbers for standard form. But the number stays the same, No matter… What form it is in. Expanded form is value form. Hurrah, Hurrah (Repeat) Expanded form is value form, You find the values and make it a sum. But the number stays the same, No matter… What form it is in. Written form is word form. Hurrah, Hurrah (Repeat) Written form is word form, You write the number using words. But the number stays the same, No matter… What form it is in. Numbers come in different forms Hurrah, Hurrah (Repeat) Numbers come in different forms, Expanded, Standard, and Written Form But the number stays the same, No matter… What form it is in. Copyrighted by Elizabeth Hill of Tricks of the Trade 2012

### PowerPoint Presentation:

Try Another 54 + 37 = 1. Change to expanded form. 50+4 30+7 2. Put your tens together and your ones together 50 + 30 4 + 7 3. Add your ten s . Add your ones. 80 11 4. Now put them back together. 10+1 10 + 1 + = 91 © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved.

### PowerPoint Presentation:

Work in Partners 68 + 29 = 1. Change to expanded form. 60+8 20+9 2. Put your tens together and your ones together 60 + 20 8 + 9 3. Add your ten s . Add your ones. 80 17 4. Now put them back together. 10 + 7 10 + 7 + = 97 © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved.

### PowerPoint Presentation:

6 Time for a Challenge 574 + 382 = 1. Change to expanded form. 500+70+4 300+80+2 2. Put your hundreds, tens, and ones together 70 + 80 4 + 2 3. Add your hundreds. Add your tens. Add your ones. 800 100 4. Now put them back together. + 500 + 300 50 + = 956 150 + © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved.

### What are we learning?:

What are we learning? Our Standard Says © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved. 3.NBT.2. Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.

### Give and Take:

Give and Take 57 + 35 Old School Method 2 1 9 Give and Take +3 -3 60 + 32 2 9 © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved.

### Give and Take :

Give and Take Look at the numbers. Which one is closest to a 10’s number? Figure out how much you have to add or subtract to get to the 10’s number. If you add it to that number, then subtract the same from the other or vice versus. © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved.

### Let’s Try It:

Let’s Try It 48 + 24 Old School Method 2 1 7 Give and Take +2 -2 50 + 22 2 7 © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved.

### Let’s Do Another One:

Let’s Do Another One 65 + 37 Old School Method 1 Give and Take -3 +3 62 + 40 2 10 2 10 © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved.

### More Practice:

More Practice 99 + 28 Old School Method 1 Give and Take +1 -1 100 + 27 7 12 7 12 © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved.

### Work in Partners:

Work in Partners 56 + 18 Old School Method 1 Give and Take -2 +2 54 + 20 4 7 4 7 © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved.

Work With Your Partner 1. 78 + 24 2. 46 + 15 3. 52 + 29 4. 299 + 125 5. 375 + 245 © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved.

### What are we learning?:

What are we learning? Our Standard Says © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved. 3.NBT.2. Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.

### PowerPoint Presentation:

Branching 68 + 29 = 1. Change to expanded form. 60+8 20+9 2. Put your tens together and your ones together 60 + 20 8 + 9 3. Add your ten s . Add your ones. 80 17 4. Now put them back together. 10 + 7 10 + 7 + = 97 © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved.

### Give and Take:

Give and Take 56 + 18 Old School Method 1 Give and Take -2 +2 54 + 20 4 7 4 7 © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved.

### PowerPoint Presentation:

Old School Addition 59+33= Stack it up! 59 +33 Make sure you line up your places! 2 Ones Tens Add your ones. Then your tens. Now check by subtracting. Put answer on top and subtract one of the other numbers. 92 -33 59 Ones Tens If your answer matches the other small number, then you have done everything right! 9 1 8 12 59 +33 © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved.

### PowerPoint Presentation:

Old School Addition 467+241= Stack it up! 467 +241 Make sure you line up your places! 8 Ones Tens Add your ones. Then your tens. Now check by subtracting. Put answer on top and subtract one of the other numbers. 708 - 241 467 Ones Tens If your answer matches the other small number, then you have done everything right! 0 1 6 10 7 © 2012 Elizabeth Hill: Tricks of the Teaching Trade. All rights reserved.