Multiplication and Division
6 x 7 =
42
What are the factors of the number 12?
1, 2, 3, 4, 6, 12
Convert the improper fraction to a mixed number.
24/ 5
4 4/5
Order the following numbers from least to greatest:
1, -2, -20, 3, 1.5, -0.1, 0, 25
-20, -2, -0.1, 0, 1, 1.5, 3, 25
What is a ratio?
A ratio is a comparison of two quantities that you can scale up (make bigger) or scale down (make smaller) using multiplication and division.
27 / 9 =
3
What is a prime number?
A prime number is a number that does not have any other factors but 1 and itself.
Simplify the following fraction.
8/24
1/3
Determine what number is the x and the y in the ordered pair and which quadrant it is in.
(6, -3)
x = 6
y = -3
Quadrant 4 (IV)
Jason has 7 cups of flour and 8 sticks of butter. What is the ratio of sticks of butter to cups of flour?
8 : 7
What is the inverse multiplication sentence to this division sentence:
15 / 5 =
5 x 3 = 15
Is 23 a prime number?
Yes
Are these two fractions equivalent to each other?
8/5 and 16/10
Yes
What does PEMDAS stand for and what does it tell us?
Parentheses, exponents, multiplication, division, addition, and subtraction. It tells us the order in which we need to solve a problem.
Determine if the following ratios are equivalent to each other:
6 : 15 and 30 : 75
Yes. The simplified ratio is 2 : 5.
What is the inverse division sentence to this multiplication sentence?
8 x 9 =
72 / 9 = 8 or 72 / 8 = 9
What is the greatest common factor of 30 and 10?
10 is the GCF.
Solve the following equation:
(6/16 + 9/16) - (5/8 + 2/8)
1/16
What does the commutative property allow you to do when adding and multiplying?
The commutative property allows you to change the order in which you add or multiply numbers and it will not change the sum or product.
Instead of using a colon to represent a ratio (ex. 3 : 5) what are two other ways we can demonstrate a comparison between two numbers (ratio)?
Using the word to (ex. a ratio of 3 to 5) and also in fraction form (ex. 3/5).
73 x 22 =
1606
What is the least common multiple of 6 and 8?
24 is the LCM.
Solve the following fraction sentence:
(6/8) / (5/7) =
42/40
What property of math is being used in this equation?
4 (x + y + z) = 4x + 4y + 4z
Distributive Property
There are 16 red Skittles in the bag.