Prime & Composite
Write an example of a prime number.
Escribe un ejemplo de un número primo
Any number that has ONLY two factors is prime.
Cualquier número que tenga SÓLO dos factores es primo.
What is the value of the digit in the hundreds place?
12,654
100 extra points if you can tell me what 600 x 10 is...
¿Cuál es el valor del dígito en el lugar de las centenas?
12.654
100 puntos extra si me puedes decir qué es 600 x 10...
Answer: 600
Bonus: 6,000
Which is NOT a factor pair of 24?
A. 6 and 4
B. 3 and 8
C. 5 and 4
D. 2 and 12
100 extra points if you can tell me why in pictures, words, or a drawing.
100 extra points if you can tell me which factor pair is missing.
Answer: C. 5 and 4
Extra Bonus: Because 5 x 4 = 20
Extra Extra Bonus: 1 and 24 (because 1 x 24 = 24)
Auriel raised $11 for the pet shelter last year. She raised 3 times as much money this year. How many dollars did Auriel raise this year?
Auriel recaudó $11 para el refugio de mascotas el año pasado. Recaudó 3 veces más dinero este año. ¿Cuántos dólares recaudó Auriel este año?
Answer: $33
Because 3 x 11 = 33
and 11 + 11 + 11 = 33
Breelle has 3 boxes of crayons with 8 crayons in each. Which multiplication sentence represents Breelle's crayons?
A. 3 is 8 times as many as 24
B. 8 is 3 times as many as 24
C. 32 is 8 times as many as 3
D. 24 is 8 times as many as 3
Breelle tiene 3 cajas de crayones con 8 crayones en cada una. ¿Qué oración de multiplicación representa los crayones de Breelle?
A. 3 es 8 veces más que 24
B. 8 es 3 veces más que 24
C. 32 es 8 veces más que 3
D. 24 es 8 veces más que 3
Answer:
D. 24 is 8 times as many as 3.
D. 24 es 8 veces más que 3
Write the definition of a prime number.
Escribe la definición de un número primo
A prime number is a number that has two factors. For example: 1 and itself.
1 x 23 = 23
1 x 3 = 3
1 x 11 = 11 etc....
Un número primo es un número que tiene dos factores. Por ejemplo: 1 y él mismo.
What is the value of the digit of the number in the tens place?
672,851
100 extra points if you can tell me what 10 times 50 is...
¿Cuál es el valor del dígito del número en el lugar de las decenas?
672.851
100 puntos extra si me puedes decir cuanto es 10 por 50...
Answer: 50
Bonus: 500
What are all of the factors of 30?
1 and 30
2 and 15
3 and 10
5 and 6
Noah is moving to Hawaii with his cousin. One moving cart can hold up to 15 pounds. They have 2 moving carts. If Noah and his cousin each have a cart, how many pounds can they move at a time?
Noah se mudará a Hawaii con su prima. Un carro en movimiento puede contener hasta 15 libras. Disponen de 2 carros de mudanza. Si Noah y su primo tienen un carrito cada uno, ¿cuántas libras pueden mover a la vez?
Answer: 30 pounds
Because 15 x 2 = 30
AND
15 + 15 = 30
Sa'myJae has 3 baskets of footballs with 7 footballs in each. Which multiplication sentence represents Sa'myJae's footballs?
A. 3 is 7 times as many as 21
B. 21 is 3 times as many as 7
C. 7 is 3 times as many as 21
D. 24 is 3 times as many as 7
Sa'myJae tiene 3 canastas de balones de fútbol con 7 balones en cada una. ¿Qué oración de multiplicación representa las pelotas de fútbol de Sa'myJae?
A. 3 es 7 veces más que 21
B. 21 es 3 veces más que 7
C. 7 es 3 veces más que 21
D. 24 es 3 veces más que 7
Answer:
B. 21 is 3 times as many as 7
B. 21 es 3 veces más que 7
Is 34 prime or composite? Explain your reasoning.
¿34 es primo o compuesto? Explique su razonamiento.
34 is a composite number because it has more than two factors.
17 and 2 because 17 x 2 = 34
1 and 34 because 1 x 34 = 34
So, 1, 2, 17 and 34 are all factors of 34.
¿34 es primo o compuesto? Explique su razonamiento.
Look at the number below. 14,728 Which number has a 8 that is 100 times greater than the italicized digit above?
A. 13,857
B. 83,691
C. 49,810
D. 58,967
Mire el número a continuación. 14,728 ¿Qué número tiene un 8 que es 100 veces mayor que el dígito en cursiva de arriba?
C. 49,810
Because in the number 14,728 the 8 is worth 8 ones.
8 x 100 = 800
The 8 in the number 49,810 is worth 800.
Which is NOT a factor pair of 36?
A. 3 and 12
B. 4 and 8
C. 6 and 6
D. 4 and 9
100 extra points if you can tell me why in pictures, words, or a drawing.
100 extra points if you can tell me which factor pair is missing.
Answer: B. 4 and 8
Extra Bonus: 4 x 8 = 32 because when I skip count by my 4's eight times I get: 4,8,12,16,20,24,28,32
Extra Extra Bonus: 1 and 36
Renizon raised $16 for the food bank last year. He raised 2 times as much money this year. How many dollars did Renizon raise this year?
Renizon recaudó $8 para el banco de alimentos el año pasado. Recaudó 9 veces más dinero este año. ¿Cuántos dólares recaudó Renizon este año?
Answer: $32
Because 16 x 2 = 32
OR
16 + 16 = 32
Jorden has 4 jars of pickles with 12 pickles in each. Which multiplication sentence represents Jorden's pickles?
A. 48 is 4 times as many as 12
B. 4 is 12 times as many as 48
C. 12 is 4 times as many as 48
D. 24 is 4 times as many as 12
Jorden tiene 4 frascos de pepinillos con 12 pepinillos en cada uno. ¿Qué oración de multiplicación representa los pepinillos de Jorden?
A. 48 es 4 veces más que 12
B. 4 es 12 veces más que 48
C. 12 es 4 veces más que 48
D. 24 es 4 veces más que 12
Answer:
A. 48 is 4 times as many as 12
A. 48 es 4 veces más que 12
Is 39 prime or composite? Explain your reasoning.
¿39 es primo o compuesto? Explique su razonamiento.
39 is composite because it has more than two factors.
3 and 13 because 3 x 13 = 39
1 and 39 because 1 x 39 = 39
So 1, 3, 13, and 39 are all factors of 39.
Look at the number below. 12,758 Which number has a 7 that is 10 times greater than the italicized digit above?
A. 17,853
B. 83,791
C. 49,817
D. 78,960
A. 17,853
Because the 7 in 12,758 has a value of 700 and the value of the 7 in 17,853 is 7,000
700 x 10 is 7,000
What is the missing number in the pattern?
42, 46, 50, 54 ____
100 extra points if you can tell me what the rule is...
Answer: 58
Extra Bonus Points: The rule is add 4!
Christina raised $25 for the school in her neighborhood. London wants to raise the same amount for 2 different schools. How much money will London raise?
Christina recaudó $25 para la escuela de su vecindario. London quiere recaudar la misma cantidad para 2 escuelas diferentes. ¿Cuánto dinero recaudará London?
Answer: $50
Because 25 x 2 = 50
AND
25 + 25 = 50
Aamil has 7 boxes of crayons with 6 crayons in each. Which multiplication sentence represents Aamil’s crayons?
A. 7 is 6 times as many as 42
B. 6 is 7 times as many as 42
C. 42 is 7 times as many as 6
D. 48 is 7 times as many as 6
Aamil tiene 7 cajas de crayones con 6 crayones en cada una. ¿Qué oración de multiplicación representa los crayones de Aamil?
A. 7 es 6 veces más que 42
B. 6 es 7 veces más que 42
C. 42 es 7 veces más que 6
D. 48 es 7 veces más que 6
Answer:
C. 42 is 7 times as many as 6
C. C. 42 es 7 veces más que 6
Is 23 a prime or composite number? Explain your reasoning.
¿Es el 23 un número primo o compuesto? Explique su razonamiento
23 is a prime number because it ONLY has two factors: 1 and itself.
1 x 23 = 23
Brandon and Mario both made a number, as shown below.
Brandon: 15,237
Mario: 502,329
Which statement about the two numbers is correct?
A. The value of the 3 in Mario’s number is equal to the value of the 3in Brandon’s number.
B. The value of the 2 in Brandon’s number is 10 times greater than the value of the 2 in Mario’s number.
C. The value of the 2 in Mario's number is 100 times greater than the value of the 2 in Brandon's number.
D. The value of the 3 in Mario's number is 10 times more than the value of the 3 in Brandon’s number.
Brandon y Mario formaron un número, como se muestra a continuación.
Brandon: 15,237
Mario: 502.329
¿Qué afirmación sobre los dos números es correcta?
A. El valor del 3 en el número de Mario es igual al valor del 3 en el número de Brandon.
B. El valor del 2 en el número de Brandon es 10 veces mayor que el valor del 2 en el número de Mario.
C. El valor del 2 en el número de Mario es 100 veces mayor que el valor del 2 en el número de Brandon.
D. El valor del 3 en el número de Mario es 10 veces mayor que el valor del 3 en el número de Brandon.
D. The value of the 3 in Mario's number is 10 times more than the value of the 3 in Brandon’s number.
D. El valor del 3 en el número de Mario es 10 veces mayor que el valor del 3 en el número de Brandon.
What is the missing number in the pattern?
513, 5,130, 51,300 _______
100 extra points if you can tell me what the rule is....
Answer: 513,000
Extra Bonus Points: The rule is multiply each number by 10.
Kyel gave exactly 7 pencils to each student in the Math Club. Which of the following could be the total number of pencils he gave to the students in the Math Club?
A. 13
B. 28
C. 31
D. 27
Answer: B. 28
Because when I skip count by 7 four times I get 28
7, 14, 21, 28
JaKyree has 8 bags of jerseys with 5 bags in each. Which multiplication sentence represents JaKyree's jerseys?
A. 8 is 5 times as many as 40
B. 5 is 8 times as many as 40
C. 40 is 8 times as many as 5
D. 45 is 8 times as many as 5
JaKyree tiene 8 bolsas de camisetas con 5 bolsas en cada una. ¿Qué oración de multiplicación representa las camisetas de JaKyree?
A. 8 es 5 veces más que 40
B. 5 es 8 veces más que 40
C. 40 es 8 veces más que 5
D. 45 es 8 veces más que 5
Answer:
C. 40 is 8 times as many as 5
C. 40 es 8 veces más que 5