Expressions Unit 4 Grade 5 Assessment

Which choice is equivalent to -

5.1 x 10³

• 51

• 5.1 x 10 x 10 x 10

• 5.1 x 100

• 510

Choose an equivalent expression -

32 x 10 x 10

• 320

• 32 x 10

• 32 x 10²

• 32 x 1000

Multiply.

8 x 50 =

• 40

• 450

• 850

• 400

Multiply -

0.083 x 10 =

• 0.83

• 830

• 0.183

• 8.3

Multiply.

10² x 2.75 =

• 275

• 2.75

• 27.5

• 27500

Multiply.

30 x 400 =

• 1200

• 12000

• 7000

• 120

Find the products.

0.8 x 10 =

0.8 x 10² =

0.8 x 10³ =

• 0.8 - 8 - 80

• 80 - 800 - 8000

• 8 - 80 - 800

• 0.08 - 08 - 8

Which choice is the best estimate for the following expression -

389 x 4

• 1200

• 2400

• 1600

• 160

Which choice is the best estimate for the following expression -

2.987 x 9.087

• 27

• 18,000

• 33

• 290

Multiply - find the actual product.

76 x 17 =

• 1,392

• 1,232

• 1,192

• 1,292