Formulas
& Symbols
& Symbols
The operation that means split into equal groups.
Division
This model has rows and columns.
Area Model
One of two or more numbers multiplied to get a product.
factor
What word is used to describe the process of making fraction numbers smaller while keeping them equivalent?
simplify
This property of multiplication shows that changing the grouping of factors does not change the product.
(a * b) * c = a * (b * c)
Associative Property of Multiplication
With the correct hand and direction, make the "less than" symbol.
<
This model uses long rectangles to show multiplication of fractions.
fraction bar model
The result of multiplication.
product
a fraction with a numerator of 1
unit fraction
This property of multiplication shows that changing the order of factors does not change the product.
a * b = b * a
Commutative Property of Multiplication
With the correct hand and direction, make the "greater than" symbol.
>
These rectangles represent the greater amount and the lesser amount in a comparison situation.
comparison bars
The number that is divided in a division problem.
dividend
a fraction that has both a whole number and a fraction
mixed number
This property of multiplication over addition shows that multiplying a number by a sum gives the same result as multiplying the number by each addend and then adding the products.
4 X (2 + .75) = 4 x 2 + 4 x .75
Distributive Property of Multiplication Over Addition
In math this word is the process of using numbers and words to explain your thinking to try and prove you are right.
Reasoning
What is the formula for finding area?
A= L x W
The number you divide by in a division problem.
divisor
What is the total of 1/2 + 1/2?
1 whole
Write an example of the Associative Property of Multiplication
(a * b) * c = a * (b * c)
Give an example of a fraction that is a decimal fraction (a fraction with a denominator that is a power of 10).
1/100
What is the formula for finding volume?
V= L x W x H
The answer to a division problem.
quotient
In it's simplest form what is 3/2 + 3/2?
3
Using numbers or letters, write an example of the Commutative Property of Multiplication
a * b = b * a