Prime/Composite
Is 1 a prime or composite number?
Niether!
Jayden pays $618 for six months of dancing lessons. He pays the same amount for lessons each month. Which of the following is the best estimate of the amount Jayden pays each month?
A) $100
B) $150
C) $125
D) $200
A) $100
5.46 x 2.3 =
12.558
3 x (8 + 2) divided by 2
*Which step should be solved first?
Parentheses! DUH!!!!!
8 + 2
Why is Seanna always soooooooo tired and grumpy?
She has MAJOR issues!
Name three prime numbers
Teacher choice
Spiderman has a goal of saving $96.20. He will save the same amount each week for 13 weeks. How much will Spiderman need to save each week in order to meet his goal?
A) $7.40 B) $7.52 C) $7.04 D) $7.31
A) $7.40
Challenge question #10
H) 0.80 x 0.40 = 0.32
Brayan ordered 24 boxes of donuts. Each box contained 16 donuts! Brayan ate 8 of the donuts before school. Which equation can be used to find d, the total number of donuts that Brayan did not eat?
A) d= (24 + 16) - 8
B) d= (24 x 16) - 8
C) d= (24 - 16) divided by 8
D) d= (24 x 16) + 8
B) (24 x 16) - 8
Carlos is organizing the bottles of nail polish in his room. There are a total of 296 bottles. If Carlos puts the same number of bottles on each of 4 shelves, how many bottles will be on each shelf?
74 bottles. WOW, CARLOS! THAT'S A LOT OF NAIL POLISH!!!!!!
Joe Mama made a list of numbers.
40, 41, 42, 43, 44, 45, 46, 47, 48, 49
How many of Joe Mama's numbers are composite numbers?
Three: 41, 43, 47
Seanna has 785 bricks to build a path in her garden. There will be 24 bricks in each row of the path. How many complete rows can Seanna make using 785 bricks?
A) 32 B) 17 C) 33 D) 65
F) 32
Enijah has a total of 187 Barney stickers.
*She has 48 stickers that are each 14 millimeters wide.
*She has 139 stickers that are each 12 millimeters wide.
What is the total width of her Barney stickers?
A) 2,618 mm B) 2,230 mm C) 2,340 mm D) 657mm
C) 2,340 mm
Franklin had 124 sheets of cardboard.
*He used 20 sheets to make a house for his hamster.
*He used all of the remaining sheets to make 4 posters.
*He used the same number of sheets to make each poster.
Which equation can be used to find n, the number of sheets of colored paper Franklin used to make each poster?
A) (124 + 20) x 4 = n
B) (124 - 20) divided by 4 = n
C) (124 - 20) x 4 = n
D) (124 + 20) divided by 4 = n
B) (124 - 20) divided by 4 = n
Mr. Simper spent $3.45 on hair cream every day for 11 days. What is the amount of money Mr. Simper spent on his hair cream?
A) $379.50 B) $14.45 C) $37.95 D) $6.90
C) $37.95
The list below shows the average speed of 4 animals:
Romeo = 51 mph Amiah = 11 mph
Mateo = 43 mph Jazibell = 8 mph (because of her ankle!)
Which animals have a speed that is a prime number?
Mateo and Amiah!
Challenge question #1
C) 8 divided by 1/5 = 40
On Tuesday 43 monkeys each bought 1 video game. On Wednesday 41 monkeys each bought 1 video game. Each of the video games cost $9.76. What was the total amount paid for the video games on these two days?
A) $810.08 B) $400.16 C) $419.68 D) $819.84
D) $819.84
Challenge problem #17
B) 2.60 divided by 5 = 0.52
Challenge problem #4
C) 16
Define prime number in a song.
Define composite number in a song.
Teacher choice
Emiliano had 15 lb of dogfood. He fed his dogs 1/5 lb of dog food every day until all the dog food was gone. For how many days did Emiliano feed dog food to his dogs?
A) 20 days B) 3 days C) 90 days D) 75 days
D) 75 days
5 x 6 + 7 x 2 + 8 - 7 x 3
31
What is the value of this expression?
[36 + (3 x 2)] divided by 6
A) 7 B) 37 C) 13 D) 42
A) 7
Challenge problem #20
J