Chapter 5 Double Digit Multiplication and Vocabulary

An equation is

• a problem that has no equal sign.

• a problem that has two double digit numbers.

• a problem that has an equal sign.

• a problem that needs an estimate.

Which property states 67 x 34 = 67 x (30 +4)

• Commutative Property of Multiplication

• Associative Property of Multiplication

• Identity Property of Multiplication

• Distributive Property of Multiplication

What is an operation in math?

• addition

• subtraction

• multiplication

• All of the above

What is the answer to a multiplication problem?

• multiplication

• product

• sum

• difference

Partial products makes breaking down _____________ easier to multiply.

• products

• addends

• factors

• differences

Breaking down numbers into parts is

• decomposing

• multiplying

• adding

• all of the above

If 35 x 2 is 70, then 35 x 20 is

• 77

• 770

• 700

• 70

What is the estimate for 46 x 78?

• 40 x 70

• 50 x 70

• 50 x 80

• 40 x 80

Solve. 77 x 63

• 480

• 693

• 4,581

• 4,851

When multiplying 27 x 39, line 2 of your products are

• 810

• 243

• 8,100

• 2,430