40€¦ · there are many suitable answers here are some: 149 153 348 352 247 251 10 + 30 = 40
TRANSCRIPT
![Page 1: 40€¦ · There are many suitable answers Here are some: 149 153 348 352 247 251 10 + 30 = 40](https://reader035.vdocuments.site/reader035/viewer/2022071000/5fbc74bb00fb3c320e7ee63f/html5/thumbnails/1.jpg)
![Page 2: 40€¦ · There are many suitable answers Here are some: 149 153 348 352 247 251 10 + 30 = 40](https://reader035.vdocuments.site/reader035/viewer/2022071000/5fbc74bb00fb3c320e7ee63f/html5/thumbnails/2.jpg)
40
160
80
200
670
700
350
300
![Page 3: 40€¦ · There are many suitable answers Here are some: 149 153 348 352 247 251 10 + 30 = 40](https://reader035.vdocuments.site/reader035/viewer/2022071000/5fbc74bb00fb3c320e7ee63f/html5/thumbnails/3.jpg)
9,000
8,700
8,720
3
5
13
21
![Page 4: 40€¦ · There are many suitable answers Here are some: 149 153 348 352 247 251 10 + 30 = 40](https://reader035.vdocuments.site/reader035/viewer/2022071000/5fbc74bb00fb3c320e7ee63f/html5/thumbnails/4.jpg)
10,800
1,100
100
700
1,250
3
![Page 5: 40€¦ · There are many suitable answers Here are some: 149 153 348 352 247 251 10 + 30 = 40](https://reader035.vdocuments.site/reader035/viewer/2022071000/5fbc74bb00fb3c320e7ee63f/html5/thumbnails/5.jpg)
4,000
2,200
45
![Page 6: 40€¦ · There are many suitable answers Here are some: 149 153 348 352 247 251 10 + 30 = 40](https://reader035.vdocuments.site/reader035/viewer/2022071000/5fbc74bb00fb3c320e7ee63f/html5/thumbnails/6.jpg)
There are many suitable answersHere are some:
149 153
348 352
247 251
10 + 30 = 40
![Page 7: 40€¦ · There are many suitable answers Here are some: 149 153 348 352 247 251 10 + 30 = 40](https://reader035.vdocuments.site/reader035/viewer/2022071000/5fbc74bb00fb3c320e7ee63f/html5/thumbnails/7.jpg)
multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66, 72, 78 ...
66 ÷ 6 = 11 72 ÷ 6 = 12
11 or 12
200,000
150,000
153,000
![Page 8: 40€¦ · There are many suitable answers Here are some: 149 153 348 352 247 251 10 + 30 = 40](https://reader035.vdocuments.site/reader035/viewer/2022071000/5fbc74bb00fb3c320e7ee63f/html5/thumbnails/8.jpg)
5,000,000
5,200,000
5,250,000
5,246,000
0.3
3.6
8.1
![Page 9: 40€¦ · There are many suitable answers Here are some: 149 153 348 352 247 251 10 + 30 = 40](https://reader035.vdocuments.site/reader035/viewer/2022071000/5fbc74bb00fb3c320e7ee63f/html5/thumbnails/9.jpg)
25,500
26,499
![Page 10: 40€¦ · There are many suitable answers Here are some: 149 153 348 352 247 251 10 + 30 = 40](https://reader035.vdocuments.site/reader035/viewer/2022071000/5fbc74bb00fb3c320e7ee63f/html5/thumbnails/10.jpg)
Primes2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31 ...
29 x 20 = 58031 x 20 = 620 both round to 600
29 and 31