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Topic 8

Authored by Megan Murphy

Mathematics

3rd Grade

CCSS covered

Used 22+ times

Topic 8
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25 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the missing number?


57 + (34 + ? ) = (57 + 34) + 105

34

57

105

0

Tags

CCSS.7.NS.A.1D

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the missing number?


15 + 16 + 17 = ? + 16 + 15

16

17

15

14

Tags

CCSS.1.OA.B.3

3.

MULTIPLE SELECT QUESTION

5 mins • 1 pt

A young tiger in a zoo weighs 383 pounds. Its sister weighs 449 pounds.

Choose all the equations that show a reasonable estimate for their total weight.

390 + 450 = 840

400 + 400 = 800

380 + 450 = 830

350 + 450 = 800

300 + 400 = 700

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Karen wants to subtract 353 – 107 mentally.

What should she do first?

Add 3 to 107 and add 3 to 353.

Add 3 to 107 and subtract 3 from 353.

Subtract 7 from 107 and subtract 3 from 353.

Subtract 7 from 107 and add 7 to 353.

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Linda wants to subtract 989 – 367 mentally.

What should she do first?

Add 1 to 989 and subtract 1 from 367.

Add 3 to 367 and add 1 to 990.

Add 3 to 367 and add 3 to 989.

Subtract 1 from 989 and add 1 to 367.

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Round to the nearest ten to estimate the difference of 789 – 371.

780 - 380 = 400

800 - 400 = 400

800 - 370 = 430

790 - 370 = 420

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Round to the nearest hundred to estimate the difference of 545 - 197.

550 - 200 = 350

500 - 200 = 300

540 - 200 = 340

500 - 100 = 400

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