1 K-8 Mathematics Standards Content Training Addition and Subtraction.
Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards
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Transcript of Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards
![Page 1: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/1.jpg)
What’s the Difference?
vs$300 $20
$280 more
![Page 2: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/2.jpg)
What’s the Difference?
vs $300$20
$280 less
![Page 3: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/3.jpg)
What’s the Difference?
vs5’7” 5’2”
5 inches more
![Page 4: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/4.jpg)
What’s the Difference?
vs103° 75°
28° more
![Page 5: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/5.jpg)
What’s the Difference?
vs52° 75°
23° less
![Page 6: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/6.jpg)
What’s the Difference?
vs52° -10°
62° more
![Page 7: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/7.jpg)
What’s the Difference?
vs-2° -10°
8° more
![Page 8: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/8.jpg)
What’s the Difference?
vs-43° -10°
33° less
![Page 9: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/9.jpg)
What’s the Difference?
vs-21° 89°
110° less
![Page 10: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/10.jpg)
What’s the Difference?
8 vs 3
5 more
![Page 11: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/11.jpg)
What’s the Difference?
9 vs -5
14 more
![Page 12: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/12.jpg)
What’s the Difference?
-13 vs 4
17 less
![Page 13: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/13.jpg)
What’s the Difference?
12 - 7
5
“5 more”
![Page 14: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/14.jpg)
What’s the Difference?
7 - 3
4
“4 more”
![Page 15: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/15.jpg)
What’s the Difference?
-14 - 8
-22
“22 less”
![Page 16: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/16.jpg)
What’s the Difference?
19 - (-4)
23
![Page 17: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/17.jpg)
What’s the Difference?
-11 - 9
-20
![Page 18: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/18.jpg)
What’s the Difference?
6 - 6
0
![Page 19: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/19.jpg)
What’s the Difference?
10 - (-2)
12
![Page 20: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/20.jpg)
What’s the Difference?
15 - 3
12
![Page 21: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/21.jpg)
What’s the Difference?
-3 - 7
-10
![Page 22: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/22.jpg)
What’s the Difference?
-3 - (-8)
5
![Page 23: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/23.jpg)
What’s the Difference?
80 - 20
60
![Page 24: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/24.jpg)
What’s the Difference?
-10 - 60
-70
![Page 25: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/25.jpg)
What’s the Difference?
140 - 30
110
![Page 26: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/26.jpg)
What’s the Difference?
80 - 35
45
![Page 27: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/27.jpg)
What’s the Difference?
15 - (-25)
40
![Page 28: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/28.jpg)
What’s the Difference?
90 - 30
60
![Page 29: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/29.jpg)
What’s the Difference?
70 - 90
-20
![Page 30: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/30.jpg)
What’s the Difference?
-140 - 35
-175
![Page 31: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/31.jpg)
What’s the Difference?
175 - 90
85
![Page 32: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/32.jpg)
What’s the Difference?
-170 - (-90)
-80
![Page 33: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/33.jpg)
What’s the Difference?
35 - (-135)
170
![Page 34: Rushton's Difference Lesson | Subtraction under the Common Core Mathematics Standards](https://reader033.fdocuments.net/reader033/viewer/2022060118/558c863cd8b42a07078b4635/html5/thumbnails/34.jpg)
What’s the Difference?