MyMath Chapter 3 TEST (1B) - Subtraction

Make a 10 or 100 to subtract mentally.

67 - 29 =

• 40

• 38

• 28

• 20

Make a 10 or 100 to subtract mentally.

356 - 298 =

• 40

• 48

• 55

• 58

Estimate. Round each number to the nearest ten.

52 - 16 =

• 40

• 38

• 36

• 30

Estimate. Round each number to the nearest ten.

59 - 38 =

• 20

• 21

• 30

• 31

Subtract to find the unknown.

649 - 202 =

• 300

• 347

• 447

• 450

Subtract to find the unknown.

906 - 384 =

• 500

• 522

• 602

• 622

Subtract to find the unknown.

1,012 - 362 =

• 600

• 640

• 650

• 770

Estimate. Round each number to the greatest place value.

$82 - $69 =

• $20

• $17

• $13

• $10

Estimate. Round each number to the greatest place value.

338 - 176 =

• 162

• 100

• 80

• 62

Subtract to find the unknown.

795 - 775 =

• 0

• 10

• 20

• 30