Prime Factorization
What is the prime factorization of the number 12?
2 x 2 x 3
3 x 10
30
3 x 3
32
Brandon went to Walmart and bought 5 bags of dog treats. Each bag has 24 treats. How many treats are there?
120 treats
Choose the best word to describe the number 3.
a.) prime
b.) composite
c.) neither
Prime
What is the prime factorization of the number 28?
2 x 2 x 7
7 x 100
700
4 x 4 x 4 x 5
43 x 5
Briar Creek Elementary School has 15 rooms with 29 desks in each room. How many desks are there?
435 desks
Choose the best word to describe the number 11.
a.) prime
b.) composite
c.) Neither
Prime
Using exponents when possible, what is the prime factorization of the number 64?
26
Two to the 6th power
107
10,000,000
What is the value of 2 x 32 ?
18
Zoe & Alma walked to Dunkin Donuts to get 12 boxes of donuts. Each box costs $33. How much did they spend on donuts?
$396
Choose the best word to describe the number 1.
a.) prime
b.) composite
c.) neither
Neither
Using exponents when possible, what is the prime factorization of the number 66?
2 x 3 x 11
Using compatible numbers: Round then solve
22 x 97
Compatible numbers round to:
20 x 100 = 2,000
What is the value of 33 x 43 ?
1,728
Cheston Elementary bought seven new computer systems. Each costs $234. What was the total cost?
$1,638
Identify the composite numbers.
Select three correct answers:
a. 29
b. 7
c. 10
d. 36
e. 9
C,D,E
Using exponents when possible, what is the prime factorization of the number 100?
22 x 52
Using compatible numbers: Round then solve
209 x 33
Compatible numbers round to
200 x 30 = 600
Find the product of 7 x 7 x 7 x 7 using exponents
74
Gemma is collecting money for school. Her goal is to get $400. She has collected $20 each from 12 people so far. How much more money does she need to collect to reach her goal?
$29 x 12 = $240
$400 (goal) - $240(collected) = $160 left to collect
Identify the prime numbers.
Select three correct answers.
a. 24
b. 13
c. 19
d. 38
e. 29
f. 15
B,C,E