Factors
Draw a factor tree for 14 and write out its prime factors.
14 =
14 = 2 x 7
What is 109 rounded to the nearest ten?
110
What are the next five terms in the pattern with the rule add 4?
100, 104, 108, ___, ___, ___, ___, ___
100, 104, 108, 112, 116, 120, 124, 128
Is 28 a multiple of 7? Why or why not?
Yes, because 7 x 4 = 28
Mr. AJ wants to give 16 students in his class 3 bags of Takis each. How many bags of Takis does he need?
48 bags of Takis (16 x 3 = 48)
Draw a factor tree for 24 and write out its prime factors.
24 = ___ x ___ x ___ x ___
24 = 2 x 2 x 2 x 3
What is 11,300 rounded to the nearest thousand?
11,000
What is the rule for the pattern?
Input — Output
41 — 32
24 — 15
17 — 8
38 — 29
Subtract 9
Which two of these five numbers are multiples of 7?
91, 55, 81, 63, 76
91 and 63
Destiny earns $5 for mowing the lawn, then spends $2 on an ice cream, then earns $10 for doing the dishes, then spends $3 on a soda, then earns $6 for cleaning the floors, then buys a pizza for $10.
How much money does she have?
5 - 2 + 10 - 3 + 6 - 10 = 21 - 15 = $6 left over
A prime number has two factors:
________ and _____________
What is 479,912 rounded to the nearest hundred thousand?
500,000
What is the rule for this pattern?
Input — Output
13 — 32
24 — 43
91 — 110
77 — 96
Add 19
Every multiple of 14 is also a multiple of ___ and ___.
Every multiple of 8 is also a multiple of 2 and 7.
Candy brings 100 candies to give out to 8 students in Mr. AJ's class. Each student gets the same number of candies, and Mr. AJ eats the rest.
How many candies does Mr. AJ eat?
4 candies
96 / 8 = 12 candies per student, with four left over
What are the four factors of 91? Hint: don't forget 1
____, ____, ____, ____
1, 7, 13, 91
91 = 1 x 91
91 = 7 x 13
What is 123,123 rounded to the nearest ten thousand?
120,000
EABG gives every fourth student a golden ticket, and repeats the pattern.
Student 1: NO TICKET
Student 2: NO TICKET
Student 3: NO TICKET
Student 4: TICKET
Karlyn receives a ticket. Which place could she have been in line?
a.) 42
b.) 46
c.) 52
d.) 58
52
52 is the only option that is a multiple of 4
(start w factors)
2, 3, 4, 6, 8 and 12
Mr. AJ puts $10 into his piggy bank on DAY 1.
Every five days (DAY 6, DAY 11, DAY 16, etc.) Mr. AJ puts $10 more into his piggy bank.
On what day will Mr. AJ have $100 in his piggy bank?
Day 46
Draw out a factor tree for 210 and write out its prime factors.
210 =
210 = 7 x 5 x 3 x 2
What is 12,555 rounded to the nearest ten?
12,560
Debron rotates how he plays ROCK, PAPER, SCISSORS against MR. AJ based on a pattern.
In game 1, he plays ROCK
In game 2, he plays PAPER
In game 3, he plays SCISSORS
He then repeats the pattern.
In game 32, Mr. AJ plays PAPER.
Who wins the game, or is it a tie?
The game is a TIE
Which one is the only prime number?
111, 112, 113, 114, 115, 116, 117, 118, 119, 120
113
Ms. Royster's 7 monkeys each eat 3 bananas per day. How many bananas do all the monkeys eat over 7 days?
147 bananas (7 monkeys x 3 bananas x 7 days)