Definitions
Define PRODUCT
The PRODUCT is the answer when two or more values are multiplied together
Solve: By writing a multiplication equation from the following array
o o o o o o o o o
o o o o o o o o o
o o o o o o o o o
o o o o o o o o o
4 * 9 = 36 or
9 * 4 = 36
What is the inverse operation of multiplication (*)?
Division
Write a multiplication equation for the array.
+ + + + + + +
+ + + + + + +
+ + + + + + +
3 * 7 = 21 or vice versa
Rosa has $63 and only wants to spend 9.00 each day. How many days will Rosa have money?
You much write the equation and answer in a complete sentence.
63 ÷ 9 = 7
Rosa will have money for 7 days.
Define QUOTIENT
The QUOTIENT is the answer after dividing one number by another
Solve: By writing a division equation for the following array.
x x x x x x x x x x x x x x
x x x x x x x x x x x x x x
x x x x x x x x x x x x x x
42 ÷ 3 = 14 or
42 ÷14 = 3
What is the inverse operation of division (÷)?
Multiplication
Find the missing factor:
68 * _____ = 578
The missing factor is 8.5
Griselda made 5 cups of horchata. She wants to pour it into 1/2 cups. How many cups will she be able to fill?
1. Write the equation
2. Answer in a COMPLETE SENTENCE
1. 5 / (1/2) = 10
Griselda will be able to fill 10 cups.
Define AREA
Area is the amount of space occupied by a two-dimensional figure.
or
Area uses the number of rows, columns and total
Evaluate: 6 * 8 = ? by drawing an ARRAY
You must have a picture of an ARRAY that has 6 rows and 8 columns totaling 48 shapes.
What is the inverse equation of:
144 ÷ ___ = 12
12 * 12 = 144
Write all the FACT FAMILY equations for 63, 9 and 7.
9 * 7 = 63
7 * 9 = 63
63 ÷ 9 = 7
63 ÷ 7 = 9
Thirty-two students tried out for the baseball team. If 3/4 of them made the team, how many players are there?
1. Write the equation
2. Answer in a COMPLETE SENTENCE
32 * (3/4) = 24
There are 24 baseball players on the team
Define INVERSE OPERATIONS?
Inverse operations are operations that are opposite or “undo” each other
Evaluate: 24 ÷ 8 = ? by drawing an ARRAY
You must have an array that has either
- 3 rows and 8 columns OR
- 8 rows and 3 columns
What is the inverse equation of :
50 * 5 = ____
250 ÷ 50 = 5 or 250 ÷5 = 50
Explain why 40, 8 and 5 are fact family values
By using inverse operations of multiplication and division, you can solve for all values. 8 * 5 = 40 and 40 ÷ __ = ___.
Answer in a complete sentence and show you work on the calculator
There will be 6 water bottles.
Define FACT FAMILY
A fact family is the relationship between 3 numbers that can be added and subtracted or multiplied and divided
1 1/6
Jose solved the following problem:
25 * 9 = ____
Write the equation that will allow Jose to check his work.
225 ÷ 9 = 25
or
225 ÷ 25 = 9
Ms. West bought 60 cookies. She shared 1/3 of them with her class. How many cookies does she have left?
Ms. West has 40 cookies left.
There are 44 books per shelf and there are 8 shelves. 1/4 of these books are novels. How many novels will there be?
Answer in a complete sentence
There will be 88 novels.