Operations on whole numbers

Which is a repeated addition sentence for 4 x 8?

• 4+4+4+4+4+4+4+4

• 4+4+4+4

• 4+4+4

• 4+4+4+4+4+4

The answer to a multiplication problem is called the

Which is a multiplication sentence for this repeated addition? 9 + 9 + 9 + 9 + 9 + 9 + 9

• 5 x 9
• 6 x 9
• 7 x 9
• 9 x 9

3 ⋅ 3

What is multiplication?

• repeated subtraction
• repeated addition
• repeated division
• repeating decimals

What is the array representing

• 4x5=20

• apples are yummy

• 20÷5=4

• Mrs Burnette likes apples

Write the multiplication sentence of 20 + 20 + 20 = 60

• 20 x 3 = 60

• 20 + 3 = 60

• 3 x 20 = 50

• 60 x 20 = 60

Which equation matches this array?

• 4 x 7 = 28
• 7 x 4 = 28
• 4 x 8 = 32
• 8 x 4 = 32

First, find the area of each rectangle. Then, find the total area.

c

b

a

280

284

4

What is the answer to a multiplication problem called?

• Factors

• Quotient

• Product

• Sum