Multiples
The smallest multiple that two or more numbers share
Lowest common multiple
factors
True or false: In order of operations, the equation is solved from left to right.
False
Do numbers increase or decrease as you move further left down the number line?
Decrease
In prime factorization, the first step is to divide the number by the smallest prime factor. True or false.
True
8 is a multiple of these two numbers
2 and 4
GCF- largest number that is a factor of two or more numbers. Common factors are all the factors that two or more numbers share.
True
A plane descends in altitude by 3000 ft. Represent this as a positive or negative integer
-3000
Show me the prime factorization of 12
2x2x3
24
What is the GCF that 48 and 60 share
12
Use brackets to make this equation true:
2x3+6=18
2x(3+6)= 18
Order these integers from least to greatest:
+100 ,-200 , -3, +5, -89, +2
-200, -89, -3, +2, +5, +100
5x5
16, 20, and 24 are common multiples of these two numbers:
2 and 4
What is the GCF of 15, 25, 50, and 75
5
Solve:
(45-3x5)-3x5
15
You deposit $150 into a bank account. Reprsent this as an integer.
+150
Show me the prime factorization of 70
2x5x7
Global News and CTV news air at 8:00pm. CTV news airs commercials every 3 minutes. Global news airs commercials every 7 minutes. When will both channels begin airing commercials at the same time.
8:21pm
List all the common factors that 40 and 80 share
1,2,4,5,8,10,20,40.
Sandar bought 4 bags of chips at $2.99 each. She used a $2.00 coupon to pay part of the cost. How much did Sandar pay for the chips. Write an order of operations equation and solve it for full points.
$9.96
Which integer is greater, +545 or -890
+545
Show me the prime factorization of 72.
2x2x2x3x3