3rd Grade Math- Unit 1 Skills Check

Round the following numbers to the nearest 10.
25

• 30
• 20
• 33
• 52

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Round the following numbers to the nearest 10.
52

• 50
• 55
• 60
• 25

Tags

CCSS.5.NBT.A.4

Round the following numbers to the nearest 10.
117

• 117
• 110
• 120
• 100

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Round the following numbers to the nearest 10.
423

• 420
• 430
• 400
• 500

Tags

CCSS.5.NBT.A.4

Round the following numbers to the nearest 100.
347

• 350
• 400
• 300
• 330

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Round the following numbers to the nearest 100.
572

• 500
• 600
• 570
• 580

Tags

CCSS.5.NBT.A.4

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

My family flew 273 miles to get to Chicago this summer. To the nearest 100, how many miles did we fly there AND back?

• 273+273=546, rounds to 500
• 273+273=446, rounds to 400
• 273-273=0, rounds to 0
• 273+273=546, rounds to 600

Solve.
   846
- 568
    ^________

• 1414
• 322
• 228
• 278

Tags

CCSS.1.NBT.B.3

Find the mistake in the following problem.
Jack solved the problem 375+168 below. 
300+100=400
70+6=76
5+8=13
400+76+13=489

• 300+100=400
  70+6=76
  5+8=13
  400+76+13=489
  Jack did not add the ten place value correctly.
• 300+100=400
  70+6=76
  5+8=13
  400+76+13=489
  Jack did not add the ones place value correctly.
• 300+100=400
  70+6=76
  5+8=13
  400+76+13=489
  Jack did not add the hundreds place value correctly.
• 300+100=400
  70+6=76
  5+8=13
  400+76+13=489
  Jack made no mistakes.