1/10/25-Major on Unit 4, Sections A and B

Which of the following answers is a reasonable estimation for 28 x 389?

• 12,000,000

• 120,000

• 12,000

• 1,200

Which answer shows all four correct partial products for this area model?

• 4,200

  350

  300

  25

• 42,000

  350

  300

  25

• 4,200

  350

  3,000

  25

• 4,200

  350

  300

  250

Copy the area model on paper and use it to solve the problem. Choose the correct answer.

• 7,410

• 7,400

• 7,500

• 7,412

Use the standard algorithm to solve 752 x 18.

(You must show ALL work on paper.)

• 13,536

• 12,800

• 14,000

• 13,500

Use any method (area model, partial products or standard algorithm) to solve 249 x 37.

• 9,213

• 1,029

• 8,373

• 9,123

Look at the work that was done to solve 364 ÷ 3.

What is the final quotient for this problem?

• 9

• 218

• 238

• 210

Use partial quotients to solve 448 ÷ 14.

ALL WORK must be shown on the answer sheet.

• 30

• 31

• 32

• 33

Use partial quotients to solve 3,312 ÷ 69.

ALL WORK must be shown on the answer sheet.

• 40

• 48

• 42

• 47

Use partial quotients to solve 4,838 ÷ 59.

ALL WORK must be shown on the answer sheet.

• 78

• 88

• 82

• 48

Brandon was solving this division problem. Find his error in the problem.

• Brandon did not multiply 13 x 4 accurately.

• Brandon did not subtract 312 - 260 accurately.

• Brandon did not multiply 13 x 20 accurately.

• Brandon did not add the correct numbers together to get his final quotient.