Arrays
Repeated Addition
Skip Counting
Equal Groups
Multiplication
Vocabulary
100
How many rows are in the array below?
4 rows
100
__ + __ + __
5 + 5 + 5 = 15
100
Fill in the missing blank
3, 6, 9, ___, 15
12
100
What is the multiplication sentence?
3 x 4 = 12
100
What is 1 x 7?
7
100
What is the answer to a multiplication equation called?
Product
200
How many columns are in the array below?
6 columns
200
__ + __
6 + 6 = 12
200
Skip count by 2
2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24
200
What is the multiplication sentence?
3 x 6 =18
200
What is 2 x 9?
18
200
What is the difference between an expression and an equation?
An expression does not include the product, and an equation does include the product
300
What is the total number of objects?
28 objects
300
___ + ___ + ___ +___
5 + 5 + 5 + 5 = 20
300
Fill in the missing blanks
4, 8, ___, 16, 20, ___, 28
12 and 24
300
What is the multiplication sentence?
3 x 3 = 9
300
What is 3 x 10?
30
300
What are the numbers being multiplied called?
Factors
400
How many rows AND columns does the array below have?
4 rows, 10 columns
400
__ + __ + __ + __ + __ + __
2 + 2 + 2 + 2 + 2 + 2 = 12
400
Skip count by 5
5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60
400
What is the multiplication sentence?
4 x 2 = 8
400
What is 4 x 6?
24?
400
What is it called when you switch factors around but the product stays the same?
Commutative Property
500
How many equal groups are in the array below?
4 or 5 equal groups
500
__ + __ + __
10 + 10 + 10 = 30
500
Fill in the missing blanks
6, ___, 18, 24, ___, 36
12 and 30
500
What is the multiplication sentence?
4 x 4 = 16
500
What is 5 x 9?
45
500
What are 5 strategies you could use to solve a multiplication problem?
skip counting, repeated addition, equal groups (picture), tape diagram, array