Multiplication Arrays

What is the relationship between multiplication and addition?

• Multiplication is the same as subtraction.

• Multiplication is repeated addition; for example, 4 x 3 is the same as 4 + 4 + 4.

• Multiplication is the inverse of addition.

• Multiplication is a form of division.

What is the repeated addition equation for 5 added five times?

• 5 + 5 + 5 + 5 + 5 = 20

• 5 + 5 + 5 + 5 + 5 = 25

• 5 + 5 + 5 + 5 + 5 = 30

• 5 + 5 + 5 + 5 + 5 = 15

What is the answer in a division problem called?

• The dividend

• The divisor

• The quotient

• The remainder

What is the identity property of multiplication?

• The identity property of multiplication states that any number multiplied by 0 remains unchanged (e.g., 7 x 0 = 7).

• The identity property of multiplication states that any number multiplied by 1 remains unchanged (e.g., 7 x 1 = 7).

• The identity property of multiplication states that any number multiplied by itself equals the number squared (e.g., 7 x 7 = 49).

• The identity property of multiplication states that any number multiplied by 10 remains unchanged (e.g., 7 x 10 = 7).

What is the multiplication equation for 3 groups of 4?

• 3 + 4

• 3 - 4

• 3 x 4

• 3 ÷ 4

What does the term 'factor' mean in multiplication?

• A factor is a number that is multiplied by another number to get a product.

• A factor is the result of multiplying two numbers together.

• A factor is a number that can only be divided by itself and one.

• A factor is a mathematical operation that combines two numbers.

What is the zero property of multiplication?

• Any number multiplied by 1 equals the number itself (e.g., 5 x 1 = 5).

• Any number multiplied by 0 equals 0 (e.g., 5 x 0 = 0).

• Any number multiplied by 2 equals double the number (e.g., 5 x 2 = 10).

• Any number multiplied by -1 equals the negative of that number (e.g., 5 x -1 = -5).

What is an array in multiplication?

• A method of adding numbers together

• A visual representation of objects arranged in rows and columns to show the product.

• A type of mathematical operation involving division

• A sequence of numbers arranged in a straight line

How do you find the total number of items in an array?

• By adding the first and last elements of the array.

• To find the total number of items in an array, multiply the number of rows by the number of columns.

• By counting each element individually.

• By taking the average of the elements in the array.

In a multiplication equation, which factor typically comes second?

• The size of the group

• The number of groups

• The product

• The first factor