Jessica is 10 years old. Jessica's teacher is 3 times older than Jessica. How old is Jessica's teacher?
3 times older than 10
3 x 10 = 30
30 years old
100
Is this number prime or composite?
3
Prime - Only factors are 1 and itself (3)
200
List all the factors of the number 13
1, 13
200
List two multiples of the number 4
8, 12, 16, 20, 24, etc.
200
4 x 8 =
4 x 8 = 32
200
Ms. Nye bought a video game and a book. The video game cost 4 times as much as the book. The book cost $5. How much did the video game cost?
4 times as much as $5
4 x 5 = 20
Video game costs $20
200
Is this number prime or composite?
10
Composite - factors are 1, 2, 5, 10
300
List all the factors of the number 25
1, 5, 25
300
List two multiples of the number 5
10, 15, 20, 25, 30, 35, 40, etc.
300
3 x 7 =
3 x 7 = 21
300
Ulises bought Pokemon cards and a Minecraft game. The Pokemon cards cost $50. The Minecraft game costs $25. How many times more than the Minecraft game did the Pokemon cards cost?
The students at the blue table have 7 markers at their table. The class has 6 times as many markers as the entire blue table. How many markers does the whole class have?
4 x 7 = 28 markers
400
Is this number prime or composite?
47
Prime - Only factors are 1 and itself
500
List all the factors of the number 100
1, 2, 4, 5, 10, 20, 25, 50, 100
500
List two multiples of the number 7
14, 21, 28, 35, etc.
500
____ x 22 = 220
10 x 22 = 220
500
Joel saw 3 rows of crayons in his 27-count crayon box. How many crayons are in each row?