Eureka Math Module 1

By Miss Katie

3rd grade Vocabulary

Factor

3 x 3 = 9 *** A number that is

multiplied by another number.

Equal Groups

*** Groups with the same number of objects.

Commutative Property of Multiplication

3x5 = 5x3 *** The property that states that the order in which

two number are multiplied does not change the product.

Array

*** Objects or symbols displayed in rows of the same length and columns of the same length.

4

5

4 x 5 = 20

rows

number in each

row total

Multiply

*** An operation on two number to find their product.

Multiplication

4

5

4 x 5 = 20 4 x 5 20

Repeated Addition

3+3+3=9 *** Adding the same number

more than once.

Product

3 x 3 = 9 *** The answer to an

multiplication sentence.

Multiple 3x1=3 3x2=6 3x3=9

3x4=12 3x5=15 ... ***A multiple of a number is the product of that number and any other number .

Quotient

9 3 = 3 *** The answer to a division

problem.

Distribute

***Dividing a number into two smaller parts.

12x3

10x3 2x3

Unit

***Quantity formed by one part of the whole .

5 5 5 5 5

One unit of five

Unknown

***A missing number or the number to be solved for.

3 x 3 =

Divisor

***The number by which the dividend is being divided .

9 3 = 3

Dividend

***The number that is being divided.

9 3 = 3

Distributive Property

***This property allows you to decompose one factor into addends that are easier to

multiply.