Factors and Multiples
Multiplication
Division
Multiply or divide by 10 or 100
Variables and multiplicative comparisions
100
List the factors of 48
1, 2, 3, 4, 6, 8, 12, 16, 24, 48
100
4,534 x 6
27, 204
100
459/9
51
100
If 312 is multiplied by 10 the 1 will now be in what place?
The hundreds place
100
Calvin scored 41 goals during the year. Juliana scored N more. Which of the following expressions describes how many goals Juliana scored? A. N - 41 B. 41 / N C. 41 + N D. 41 - N
C. 41 + N
200
List the first 5 multiples of 25
25, 50, 75, 100, 125
200
73 x 89
6,497
200
346/6
57 r4
200
If 6,130 is divided by 10 the 3 will now be in what place?
The ones place.
200
Over the summer Jack read 9 books. Sara read 4 times as many books as Jack. How many books did Sara read.
Sara read 36 books.
300
Is 19 a prime or composite number? Why?
19 is a prime number because it only has 2 factors, 1 and itself. Only 1x19=19
300
526 x 4
2,104
300
The Pride Promise party will have cakes for the students. If there are 425 students and each cake will serve 7 students, how many cakes do you need?
They need 61 cakes.
300
4,356 x 100
435,600
300
Abby had 52 pennies. She gave away N pennies. Which expressions shows how many pennies Abby had left? A. 52 - N B. 52 / N C. N + 52 D. N - 52
A. 52- N
400
What is the difference between factors and multiples?
Factors are numbers you multiply to get to another number and multiples are numbers you get when you skip count by a certain number
400
Logan bought 25 packages of cookies. Each package had 83 cookies. How many cookies did Logan buy?
Logan bought 2,075 cookies.
400
A factory packed 85 teddy bears into large boxes for delivery to a toy store. Each large box held 9 teddy bears. The remaining bears were packed in a small box. How many teddy bears were packed in the small box?
4 teddy bears were packed in the small box.
400
A farm is 10 times as large as the park. If the farm is 3,000 acres, how big is the park?
The park is 300 acres.
400
Maci trained 6 times longer than Kasey. Maci trained for twelve weeks. How long did Kasey train? How long did they train altogether?
Kasey trained for 2 weeks. Altogether they trained for 14 weeks.
500
Is 64 a prime or composite number? Why?
64 is composite because it has more than 2 factors.
500
Mr. Smith wants to replace the school's footballs. Each football cost $9 and he wants to order 234. How much will it cost?
It will cost $2,106.
500
Janice has $269 to spend on books. Each book costs $8. How many books can Janice buy?
Janice can buy 33 books.
500
What is the value of the 5 after you divide 45,690 by 10?
500
500
Jennifer has b more bouncy balls than Hayley. Hayley has 39 bouncy balls. Choose the expression that shows how many bouncy balls Jennifer has. A. 39+b B. b - 39 C. b D. 39 - b
A. 39+b