The Relationship of Multiplication and Addition
TRUE OR FALSE:
Multiplication is repeated addition.
What is true?
TRUE OR FALSE:
Exponents is repeated multiplication.
What is true?
TRUE OR FALSE:
Orders of operations has to be done in a certain sequence.
What is true?
True or False:
Perimeter is measurement of 2D space inside an object.
Area is measurement of distance around an object.
Volume is measurement of 3D space inside an object.
What is false?
Definitions:
Perimeter is measurement of the distance around an object.
Area is measurement of 2D space inside an object.
Volume is measurement of 3D space inside an object.
How many lessons of Dreambox should you do a week to get 100% ?
What is 5 lessons?
Write an equivalent expression to show the relationship of multiplication and addition.
Addition Sentence: _____
Multiplication Sentence: 3 X 4 or 3 groups of 4.
EXPRESSION HAS NO ANSWER JUST PROBLEM!
What is 4 + 4 + 4?
There are 3 groups of 4
___ + ___ + ____ ( 3 groups)
4 + 4 + 4 (4 items in each group )
What is the expanded form to 53 and standard form?
Expanded Form (Multiplication Sentence): ___________
Standard Form (Answer): ____
What is 5 x 5 x 5 and equals 125?
TRUE or FALSE:
In orders of operations we used PEMDAS, and/or "Please Excuse My Dear Aunt Sally".
1. Please
2. Excuse
3. My Dear
4. Aunt Sally
What is true?
What is the area of a square with a side of 1 inch?
What is 1 inches 2 ?
Square has ALL equal sides.
Area : s2 = s x s = 1 x 1 = 1
What is the school's mascot name?
What is Red Tails?
Is it true or false that multiplication has a commutative property?
a x b = b x a
What is true?
Multiplication is commutative which order does not matter will get at the same result , but the MODELS might differ.
Example : 2 x 5 = 5 x 2
2 x 5 is 2 groups of 5.
5 x 2 is 5 groups of 2.
Both will get a product of 10.
What is the standard form (answer) to (1.5)4?
What is 5.0625?
1.5 x 1.5 x 1.5 x 1.5 = 5.0625
What does P.E.M.D.A.S stand for?
P-
E-
M-
D-
A-
S-
What is ...
Parenthesis
Exponents
Multiplication
Division?
Addition
Subtraction
What is the area of a rectangle with:
length:4 units
width: 5 units
What is 20 units2?
Area for rectangle is length x width or l x w
5 x 4 =20
What is yes?
Write an equivalent expression to show the relationship of multiplication and addition.
Addition Sentence: 10 + 10 + 10 + 10 + 10
Multiplication Sentence: _____
EXPRESSION HAS NO ANSWER JUST PROBLEM!
What is 10 x 5 or 5x 10 ?
There are 5 groups of 10.
What is the square root of 225?
HINT: What would "a" be?
a x a = 225
___ x ___ = 225
a= ___
What is 15?
15 x 15 = 225
Evaluate:
3 x 4 - 5 + 2
What is 9?
P - None
E- None
M/D : 3 x 4 = 12
A/S: 12 -5 + 2 = 9
What is the volume of this rectangular prism?
length : 10 cm
width : 9 cm
height: 2 cm
What is 180 cubed cm?
Volume is length x width x height.
10 x 9 x 2 = 90 x 2 = 180
When you do not understand something or need more practice you should attend tutoring hours.
What time is tutoring hours?
What is from 3:30pm - 4:30pm?
Write an equivalent expression to show the relationship of multiplication and addition.
Addition Sentence: _____
Multiplication Sentence: 6m + ( 2 x 5)
EXPRESSION HAS NO ANSWER JUST PROBLEM!
What is m + m + m + m + m + m + 5 + 5 ?
6m + ( 2 x 5)
6m : m + m + m + m + m + m
2 x 5 : 2 groups of 5 :
__ + ___ ( 2 groups )
5 + 5
Combine them:
m + m + m + m + m + m + 5 + 5
What is (2/15)2?
2/15 x 2/15 = ____
What is 4/225?
2 x 2 = 4 (numerator x numerator)
15 x 15 = 225 (denominator x denominator )
4/225
Evaluate:
92 + 3 x (9-5)2 / 4.
What is 93?
P- ( 9 - 5 ) = 4
E - 42 = 16
92= 81
M/ D: 3 x 16 / 4 = 48 / 4 = 12
A/S : 81 + 12 = 93
What is the perimeter of a rectangle that is :
length : 11 feet
width : 12 feet
What is 46 feet?
Perimeter is length + length + width + width or
(2 x length) + ( 2 x width)
11 + 11 + 12 + 12 = 46
(11 x 2 ) + ( 12 x 2) = 22 + 24 = 46
How much does test/quizzes weigh in your grade?
HINT: It is a percentage!
What is 35% of your final grade?