Equal Groups and Arrays Repeated Addition

In an array, what goes side to side?

• rows

• columns

In an array, what goes up and down?

• rows

• columns

How many rows are in this array?

• 3

• 4

• 12

• 9

How many pairs of ladybugs are there?

• 10

• 2

• 5

• 4

Choose the correct repeated addition sentence.

• 3 + 3 + 3 + 3 = 12

• 4 + 4 + 4 + 4 = 16

• 5 + 5 + 5 + 5 = 20

• 4 + 4 + 4 = 12

What is the repeated addition sentence?

• 4 + 4 + 4 = 12

• 3 + 3 + 3 = 12

• 4 + 4 + 4 + 4 = 12

• 3 + 3 + 3 + 3 = 9

Which repeated addition sentence represents this rectangular array?

• 4+4+4+4=16

• 2+2+2+2=8

• 2+2=4

• 4+3=8

What repeated addition sentence matches the GREEN array?

• 3 + 3 + 3 = 9

• 2 + 2 + 4

• 2 + 2 + 2 = 6

• 5 + 5 + 5 + 5 + 5 + 5 = 30

If this array were equal in columns and rows by adding three more dots to the last column, then what would you see?

• 7 rows of 5

• 5 rows of 7

• 5 columns of 7

• 30

Take away a row. What is left?

• 6

• 9

• 12

• 4