Assess Yourself
How well do you understand the ideas in this lesson?
Goal:
Goal:
Show What You Know!
Are you ready to take this lesson's quiz? These questions will help you find out. Go back to the lesson if you do not know an answer.
What is the difference?
- 41
- 32
- 19
Sorry, that is not the correct difference.
Great work! That is the correct difference.
Sorry, that is not the correct difference.
Which subtraction sentence has a difference of 31?
- 98 - 32 = ___
- 21 - 11 = ___
- 98 - 67 = ___
Sorry, this is not the correct subtraction sentence.
Sorry, this is not the correct subtraction sentence.
That is right! This is the correct subtraction sentence.
How can we take apart 56 to subtract in parts?
- 50 and 6
- 30 and 2
- 60 and 4
Good job! 56 is made up of 5 tens and 6 ones.
Sorry, that is not correct. 56 is made up of 5 tens and 6 ones.
Sorry, that is not correct. 56 is made up of 5 tens and 6 ones.
What is the difference?
- 48
- 33
- 11
Sorry, that is not the correct difference.
Sorry, that is not the correct difference.
Great work! That is the correct difference.
Which subtraction sentence has a difference of 12?
- 40 - 13 = ___
- 39 - 27 = ___
- 84 - 14 = ___
Sorry, this is not the correct subtraction sentence.
That is right! This is the correct subtraction sentence.
Sorry, this is not the correct subtraction sentence.
How can we take apart 27 to subtract in parts?
- 20 and 7
- 50 and 3
- 80 and 2
Good job! 27 is made up of 2 tens and 7 ones.
Sorry, that is not correct. 27 is made up of 2 tens and 7 ones.
Sorry, that is not correct. 27 is made up of 2 tens and 7 ones.
What is the difference?
- 13
- 26
- 74
Great work! That is the correct difference.
Sorry, that is not the correct difference.
Sorry, that is not the correct difference.
Which subtraction sentence has a difference of 11?
- 62 - 12 = ___
- 78 - 44 = ___
- 26 - 15 = ___
Sorry, this is not the correct subtraction sentence.
Sorry, this is not the correct subtraction sentence.
That is right! This is the correct subtraction sentence.
How can we take apart 22 to subtract in parts?
- 20 and 2
- 40 and 7
- 30 and 4
Good job! 22 is made up of 2 tens and 2 ones.
Sorry, that is not correct. 22 is made up of 2 tens and 2 ones.
Sorry, that is not correct. 22 is made up of 2 tens and 2 ones.
What is the difference?
- 17
- 43
- 52
Sorry, that is not the correct difference.
Great work! That is the correct difference.
Sorry, that is not the correct difference.
Summary
Questions answered correctly:
Questions answered incorrectly: