3.4 Arrays

Which goes up and down (vertical)?

• columns

• rows

Tags

CCSS.2.MD.B.6

Which goes across (horizontal) ?

• columns

• rows

Tags

CCSS.1.NBT.A.1

How many rows in this array?

• 2
• 4
• 8
• 6

Tags

CCSS.2.OA.C.4

How many columns in this array?

• 2

• 4

• 8

• 6

Tags

CCSS.2.OA.C.4

Which repeated addition sentence represents this rectangular array?

• 4+4+4+4=16

• 2+2+2+2=8

• 2+2=4

• 4+3=8

Tags

CCSS.2.OA.C.4

Name the array.

• 3 x 6

• 15

• 3 x 5

• blue circles

Tags

CCSS.3.OA.A.1

Arrays are made up of ______ and ______.

• numbers and letters

• circles and squares

• rows and columns

• stars and stripes

Tags

CCSS.4.OA.C.5

name this array

• 3 x 4

• 12

• 21

• 5 x 6

Tags

CCSS.3.OA.A.1

name this array

• 4 x 3

• 5 x 6

• House's

• 2 x 4

Tags

CCSS.3.OA.A.1

2. What direction do columns go?

• Up and Down

• Diagonal

• Across

Tags

CCSS.3.OA.D.9