Assess Yourself
How well do you understand the ideas in this lesson?
Goal:
Goal:
Show What You Know!
Assess how well you met your goals.
Are you ready to take this lesson's quiz? These questions will help you find out. Go back to the lesson if you don't know an answer.
Which base-ten blocks help you solve 37 + 4?
Sorry, that’s not right. 37 + 4 = 41.
Sorry, that’s not right. 37 + 4 = 41.
Very good! These base-ten blocks show 37 + 4 = 41.
What is the sum of 72 + 9?
- 81
- 20
- 33
Great job! 72 + 9 = 81.
Sorry, that’s not correct. 72 + 9 = 81.
Sorry, that’s not correct. 72 + 9 = 81.
Which place-value chart shows the correct regrouping for 28 + 6 = 34?
That’s right! This is the correct regrouping.
Sorry, that is not correct. This place-value chart does not show the correct regrouping.
Sorry, that is not correct. This place-value chart does not show the correct regrouping.
Which base-ten blocks help you solve 15 + 7?
Sorry, that’s not right. 15 + 7 = 22.
Very good! These base-ten blocks show 15 + 7 = 22.
Sorry, that’s not right. 15 + 7 = 22.
What is the sum of 43 + 8?
- 81
- 65
- 51
Sorry, that’s not correct. 43 + 8 = 51.
Sorry, that’s not correct. 43 + 8 = 51.
Great job! 43 + 8 = 51.
Which place-value chart shows the correct regrouping?
-
36 + 8 = 44
-
36 + 8 = 44
-
36 + 8 = 44
Sorry, that is not correct. This place-value chart does not show the correct regrouping.
That’s right! This is the correct regrouping.
Sorry, that is not correct. This place-value chart does not show the correct regrouping.
Which base-ten blocks help you solve 29 + 3?
Very good! These base-ten blocks show 29 + 3 = 32.
Sorry, that’s not right. 29 + 3 = 32.
Sorry, that’s not right. 29 + 3 = 32.
What is the sum of 54 + 9?
- 83
- 99
- 63
Sorry, that’s not correct. 54 + 9 = 63.
Sorry, that’s not correct. 54 + 9 = 63.
Great job! 54 + 9 = 63.
Which place-value chart shows the correct regrouping?
That’s right! This is the correct regrouping.
Sorry, that is not correct. This place-value chart does not show the correct regrouping.
Sorry, that is not correct. This place-value chart does not show the correct regrouping.
Which base-ten blocks help you solve 15 + 6?
Sorry, that’s not right. 15 + 6 = 21.
Very good! These base-ten blocks show 15 + 6 = 21.
Sorry, that’s not right. 15 + 6 = 21.
Summary
Questions answered correctly:
Questions answered incorrectly: