3rd Grade Math- Unit 1 Skills Check

Round the following numbers to the nearest 10.
25

• 30
• 20
• 33
• 52

Tags

CCSS.2.NBT.A.1

CCSS.2.NBT.B.8

Round the following numbers to the nearest 10.
52

• 50
• 55
• 60
• 25

Tags

CCSS.2.NBT.A.1

CCSS.2.NBT.A.4

CCSS.2.NBT.B.7

CCSS.2.NBT.B.8

Round the following numbers to the nearest 10.
117

• 117
• 110
• 120
• 100

Tags

CCSS.2.NBT.A.1

CCSS.2.NBT.B.7

CCSS.2.NBT.B.8

Round the following numbers to the nearest 10.
423

• 420
• 430
• 400
• 500

Tags

CCSS.2.NBT.B.7

CCSS.2.NBT.B.8

Round the following numbers to the nearest 100.
347

• 350
• 400
• 300
• 330

Tags

CCSS.2.NBT.A.1

CCSS.2.NBT.B.8

Round the following numbers to the nearest 100.
572

• 500
• 600
• 570
• 580

Tags

CCSS.2.NBT.A.1

CCSS.2.NBT.A.4

CCSS.2.NBT.B.7

CCSS.2.NBT.B.8

Sam found 87 marbles. Bob found 31 marbles. To the nearest 10, how many marbles did they find altogether?

• 87+31=118, rounds to 120
• 87-31=56, rounds to 60
• 87+31=116, rounds to 120
• 87+31=120, rounds to 120

Tags

CCSS.2.NBT.B.5

CCSS.2.NBT.B.6

CCSS.2.NBT.B.7

CCSS.2.OA.A.1

Solve.
   846
- 568
    ^________

• 1414
• 322
• 228
• 278

Tags

CCSS.2.NBT.A.1

CCSS.2.NBT.B.7

Joe spent $167 on camping gear. Rounded to the nearest hundred, about how much money did he spend?

• $100

• $160

• $170

• $200

Tags

CCSS.2.NBT.A.1

CCSS.2.NBT.B.7

CCSS.2.NBT.B.8

What number is represented by the symbol in the number sentence below?

432 + b = 615

• 1,047

• 173

• 183

• 1,057

Tags

CCSS.2.NBT.B.7

CCSS.2.OA.A.1