math lab number theory chapter 4. question 1 roger has 126 pieces of candy. he has 3 friends. can he...
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![Page 1: Math Lab Number Theory Chapter 4. Question 1 Roger has 126 pieces of candy. He has 3 friends. Can he divide the candy evenly between his friends?](https://reader036.vdocuments.net/reader036/viewer/2022082709/56649da65503460f94a922e3/html5/thumbnails/1.jpg)
Math LabNumber Theory
Chapter 4
![Page 2: Math Lab Number Theory Chapter 4. Question 1 Roger has 126 pieces of candy. He has 3 friends. Can he divide the candy evenly between his friends?](https://reader036.vdocuments.net/reader036/viewer/2022082709/56649da65503460f94a922e3/html5/thumbnails/2.jpg)
Question 1
Roger has 126 pieces of candy. He has 3 friends. Can he divide the candy evenly between his friends?
![Page 3: Math Lab Number Theory Chapter 4. Question 1 Roger has 126 pieces of candy. He has 3 friends. Can he divide the candy evenly between his friends?](https://reader036.vdocuments.net/reader036/viewer/2022082709/56649da65503460f94a922e3/html5/thumbnails/3.jpg)
Question 2
Bert has 40 pencils. He divides him in to 2 piles. Are there any leftover pencils?
What about 3 piles?What about 5 piles?What about 6 piles?What about 10 piles?
Divisibility Rules
2: Ends in 0,2,4,6,8
3: Add digits divisible by 3
5: Ends in 0,5
6: Yes for both 2 and 3
9: Add digits divisible by 9
10: Ends in 0
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Question 3
Create a factor tree for 40:
![Page 5: Math Lab Number Theory Chapter 4. Question 1 Roger has 126 pieces of candy. He has 3 friends. Can he divide the candy evenly between his friends?](https://reader036.vdocuments.net/reader036/viewer/2022082709/56649da65503460f94a922e3/html5/thumbnails/5.jpg)
Question 4
Write 30 as 3 prime numbers multiplied together:
30 = _____ x _____ x _____
![Page 6: Math Lab Number Theory Chapter 4. Question 1 Roger has 126 pieces of candy. He has 3 friends. Can he divide the candy evenly between his friends?](https://reader036.vdocuments.net/reader036/viewer/2022082709/56649da65503460f94a922e3/html5/thumbnails/6.jpg)
Question 5
Find the LCM of 15 and 20:
LCM: The smallest number that two numbers have as a common multiple.
6: 6 , 12 , 18 , 24
4: 4 , 8 , 12 , 16 , 20 , 24
![Page 7: Math Lab Number Theory Chapter 4. Question 1 Roger has 126 pieces of candy. He has 3 friends. Can he divide the candy evenly between his friends?](https://reader036.vdocuments.net/reader036/viewer/2022082709/56649da65503460f94a922e3/html5/thumbnails/7.jpg)
Question 6
Find the GCF of 15 and 20.
GCF: The largest number that will divide both numbers in a pair.
15: 1 , 3 , 5 , 15
20: 1 , 2 , 4 , 5 , 10, 20
![Page 8: Math Lab Number Theory Chapter 4. Question 1 Roger has 126 pieces of candy. He has 3 friends. Can he divide the candy evenly between his friends?](https://reader036.vdocuments.net/reader036/viewer/2022082709/56649da65503460f94a922e3/html5/thumbnails/8.jpg)
Question 7
Three miles is 16,000 ft. Re-write this in scientific notation.
______ x 10___
![Page 9: Math Lab Number Theory Chapter 4. Question 1 Roger has 126 pieces of candy. He has 3 friends. Can he divide the candy evenly between his friends?](https://reader036.vdocuments.net/reader036/viewer/2022082709/56649da65503460f94a922e3/html5/thumbnails/9.jpg)
Question 8
Re-write 4.5 x 106 as a normal number:
![Page 10: Math Lab Number Theory Chapter 4. Question 1 Roger has 126 pieces of candy. He has 3 friends. Can he divide the candy evenly between his friends?](https://reader036.vdocuments.net/reader036/viewer/2022082709/56649da65503460f94a922e3/html5/thumbnails/10.jpg)
Question 9
Find the next three numbers in this sequence:
4 , 8 , 12 , 16 , 20 , ___ , ___ , ___
What is the rule?
![Page 11: Math Lab Number Theory Chapter 4. Question 1 Roger has 126 pieces of candy. He has 3 friends. Can he divide the candy evenly between his friends?](https://reader036.vdocuments.net/reader036/viewer/2022082709/56649da65503460f94a922e3/html5/thumbnails/11.jpg)
Question 10
Find the next three numbers in this sequence:
1 , 2 , 4 , 8 , 16, ___ , ___ , ___
What is the rule?