Understanding Basic Matrix Concepts

What is a matrix?

• A table of numbers

• A type of animal

• A kind of fruit

• A big building

How do we count the lines in a matrix?

• Up and down

• Side to side

• In a circle

• Diagonally

How many lines does Matrix A have?

• 1 line

• 2 lines

• 3 lines

• 4 lines

What number is in the middle row and the second column on the right?

• -4

• 0

• 2

• -1

How many rows (lines of numbers) are there in the big box?

• 1

• 2

• 3

• 4

What number is in the top row and the first column on the left?

• 6

• 7

• -4

• 0

What is 3 times 3?

• 6

• 7

• 8

• 9

What is 2 plus 2?

• 3

• 4

• 5

• 6