Multiplication as a Comparison
Which comparisons describe the equation 6x8=48? Choose all the correct answers.
A) 48 is 8 times as many as 6.
B) 48 is 6 times as many as 8.
C) 6 times as many as 8 is 48.
D) 6 is 8 times as many as 48.
A,B, and D.
Which problems can be solved using the equation 3x6=f? Choose all the correct answers.
A)Cleo has 3 times as many bananas as Arianna has. Cleo has 6 bananas. How many bananas does Arianna have?
B) Dylan has 6 oranges. Jane has 3 times as many oranges as Dylan. How many bananas does Arianna have?
C)Liam has 3 cherries. Brian has 6 times as many cherries as Liam. How many cherries does Brian have?
B) and C)
Which numbers are prime numbers?
2,4,5,9,11,14
2,5,11
Anna's basketball team starts with 50 protein bars. each of the 9 players takes a bar before a game. Use the rule subtract 9 to show how many protein bars are left at the end of the first four games.
[ 0 ][1][2][3][4] Game
[50][?][?][?][?]Number of Protein Bars
41,32,23,14
Scarlett has 3 erasers. Nick has 2 times as many erasers as Scarlett. David has 5 more erasers than Nick. Which equations can be used to find how many erasers David has? Choose all the correct answers.
A) e=(3x2)+5 C)e=(5+2)x3
B) e=3x(2+5) D)e=5+(2x3)
A) and D)
Write 2 comparisons that the equation 9x2=18.
____is____times as many as ____.
18 is 2 times as many as 9
OR
19 is 9 times as many as 2.
The bar model below shows that Karl takes 4 times as many photos as Jack
[?] Jack
[?][?][?][?] Karl
20
Write the equation that can be used to find the number of photos Jack takes.
20 ./.4=p
Which numbers are composite?
2,4,5,9,11,14
4,9,14
Describe the shape pattern:
Triangle, Pentagon, Triangle, Pentagon, Triangle, Pentagon
3,5,3,5,3,5
Ana works at the library. She has 72 books to put onto shelves. Each shelf can hold 7 books. Ana estimates that she will need 10 shelves for all the books. Is her estimate correct?
No, Ana needs 11 shelves for all of the books. If she only has 10, 2 books wouldn't be on the shelf.
The art teacher has 5 times as many markers as Kennedy. Kennedy has 7 markers.
Draw and label a bar model to show the number of markers the art teacher has.
7 Kennedy
7 7 7 7 7 The art teacher has 35
Dev's basketball team scores 56 points. That is 7 times as many points as Dev scores by himself. How many points does Dev scores?
Draw and label a bar model to find the number of points Dev scores by himself. Write a complete sentence for the answer.
Dev[8]
Team[8][8][8][8][8][8][8]
56
Dev scores 8 points
Terence puts 36 markers into containers. He puts the same number of markers into one or more containers with no markers left over. Which list shows all of the possible numbers of markers that Terence can put into each container?
A)2,3,4,6,9
B)1,2,3,4,6,9,12,18,36
C)4,8,12,16,20,24,28,32,36
B)
Myer drew the shape pattern:
Triangle, Pentagon, Octagon, Triangle, Pentagon, Octagon
What shape will the 20th spot be?
a pentagon
Mark spends 36 dollars at a basketball game. He buys a T-shirt for 22 dollars. He also buys a bottle of water for 4 dollars and 2 tacos. What is the cost of each taco?
5 dollars
The art teacher has 5 times as many markers as Kennedy. Kennedy has 7 markers. Write the equation that represents the number of markers the art teacher has.
5x7=35
On Monday, Anyana rides her bike for 9 minutes. On Tuesday, she rides her bike 4 times as many minutes on Monday. What is the total number of minutes that Anaya rides her bike on Monday and Tuesday?
45
What do all of the numbers below have in common?
8,16,24,32,40
Choose all the correct answers.
A) They are multiples of 8.
B)They are multiples of 6.
C) They have 6 as a factor.
D) They have 8 as a factor.
A) and D)
The rule for the pattern shown below is add 6.
6,12,18,24,30,36
If the pattern continues, what would the 30th number in the pattern be?
180
Ethan is planting flowers in flower boxes. Each flower box can hold 4 flowers. Ethan will plant 25 red flowers and 13 white flowers in the flower boxes. What is the fewest number of flower boxes Ethan will need to plant all the flowers?
Ethan will need 10 flower boxes.
There are 24 students in Ms. Carrie's class. Each student brings her 5 pieces of candy. Write the equation of how much candy Ms. Carrie gets from her class.
24x5=120
Ms. Carrie eats 15 pieces of candy in the morning and 3 times as many in the afternoon. How much candy did she eat throughout the day?
Ms. Carrie ate 60 pieces of candy throughout the day.
Ms. Ortiz arranges student projects into 2 rows of 24. Ms. Szu arranges student projects into 6 rows of 8. If they each use the same number of student projects, what are two different ways the projects can be arranged?
1 row of 48 or 4 rows of 12.
Start with the number 2. Use the rule by multiplying by 5. What will the next three numbers in the pattern be?
The next three numbers will be 10,50, and 250.
Ms. Carrie buys 3 bags of candy with 35 pieces in each. She eats 15 pieces of candy and gives 2 pieces of candy each to 5 students. How many pieces of candy does Ms. Carrie have left?
c=(3x35)-15-(2x5)
c=80