Topic 3 Review (4th Grade)

Find the product of 5 x 500.

• 250

• 2,500

• 25,000

• 250,000

Find the product of 5 x 4,000.

• 200

• 2,200

• 20,000

• 22,000

Find the product of 3 x 20.

• 60

• 600

• 6

• 6,000

Estimate the product of 8 x 7,166.

• 48,203

• 57,328

• 64,000

• 56,000

Estimate the product of 5,723 x 3.

• 18,000

• 15,000

• 16,000

• 17,000

Which of the following is using a distributive property for 209 x 7?

• (200 + 9) x 7

• (200 + 9) + 7

• (200 x 9) + 7

• (200 x 9) x 7

Which of the following is using a distributive property for 57 x 3?

• 57 + 3

• (50 + 7) x 3

• 50 + (7 x 3)

• (50 + 7) + 3

Which of the following is using a compensation for 2,105 x 3?

• 2,200 x 3 = 6,600 - 15 = 6,585

• 2,100 x 3 = 6,300 - 15 = 6,285

• 2,000 x 3 = 6,000 + 105 = 6,105

• 2,100 x 3 = 6,300 + 15 = 6,315

Which of the following is using a compensation for 1,409 x 5?

• (1,000 + 400 + 9) x 5

• 1,400 x 5 = 7,000 + 45 = 7,045

• 1,400 x 5 = 7,000 - 45 = 6,955

• 1,410 x 5 = 7,050 - 50 = 7,000

Use an array and partial products to find 3 x 121.

• 233

• 336

• 636

• 363