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.
Which ruler has a red circle around the half-inch line between 1 and 2?
That is right! The ruler shows the line that is halfway between 1 and 2.
Sorry, that is not right. This ruler shows the 1-inch mark. Try again!
Sorry, that is not right. This ruler shows the 2-inch mark.
Which ruler has a red circle around the half-inch line between 10 and 11??
Sorry, that is not correct. This ruler shows the line that is halfway between 9 and 10, not 10 and 11. Try again!
Correct! This ruler shows the line that is halfway between 10 and 11.
Sorry, that is not right. This ruler shows the 11-inch mark.
Use the ruler to measure the length of the line to the nearest half inch.
The end of the line is close to the half-inch mark between 4 and 5 on the ruler.
- about 3 \(\frac{1}{2}\) inch
- about 3 inches
- about 4 inches
- about 4 \(\frac{1}{2}\) inches
Sorry, that is not right. The end of the line is not close to the half-inch line between 3 and 4 on the ruler. Try again!
Sorry, that is not right. The end of the line is not close to 3 on the ruler. Try again!
Sorry, that is not right. The end of the line is close to the half-inch mark between 4 and 5 on the ruler. It is not closer to 4.
That is right! The end of the line is close to the half-inch mark between 4 and 5 on the ruler.
Use the ruler to measure the length of the line to the nearest half inch.
The end of the line is close to the 7 on the ruler
- about 7 \(\frac{1}{2}\) inches
- about 6 inches
- about 7 inches
- about 6 \(\frac{1}{2}\) inches
Sorry, that is not correct. The end of the line is not close to the 7 \(\frac{1}{2}\) on the ruler.
Sorry, that is not correct. The end of the line is not close to the 6 on the ruler. Try again!
Correct! The end of the line is close to the 7 on the ruler.
Sorry, that is not correct. The end of the line is closer to 7 on the ruler than to the half-inch line between 6 and 7.
Use the ruler to measure the length of the poster to the nearest half inch.
The end of a poster is slightly longer than 9 \(\frac{1}{2}\)
- about 8 \(\frac{1}{2}\) inches
- about 9 \(\frac{1}{2}\) inches
- about 9 inches
- about 10 inches
Sorry, that is not right. The right end of the poster is not close to the half-inch line between 8 and 9 on the ruler. Try again!
That is right! The right end of the poster is close to the half-inch line between 9 and 10 on the ruler.
Sorry, that is not right. The right end of the poster is not close to the 9 on the ruler. Try again!
Sorry, that is not right. The right end of the poster is closer to the half-inch line between 9 and 10 than to 10 on the ruler.
Measure the length of each line below to the nearest half inch. What is the length of the line with the greater length?
Two rulers. The first ruler is measuring a line that is slightly longer than 7 \(\frac{1}{2}\) inches. The second ruler is measuring a line slightly shorter than 6 inches.
- about 8 inches
- about 7 \(\frac{1}{2}\) inches
- about 6 inches
- about 7 inches
Correct! The end of the longer line is close to the 8 on the ruler.
Sorry, that is not correct. The end of the longer line is closer to 8 than to the half-inch line between 7 and 8. It is not closer to the half-inch line.
Sorry, that is not correct. The end of the line with the lesser length ends near the 6. Look at the line with the greater length!
Sorry, that is not correct. Neither of the lines ends near 7 on the ruler.
Measure the length of each poster below to the nearest half inch. What is the length of the poster with the greater length?
Two postered being measured. The first poster measures almost 5 \(\frac{1}{2}\) inches. The second poster measures slightly past 6 \(\frac{1}{2}\).
- about 5 inches
- about 6 \(\frac{1}{2}\) inches
- about 5 \(\frac{1}{2}\) inches
- about 7 inches
Sorry, that is not right. Neither of the posters ends near the 5 on the ruler.
That is right! The end of the longer poster is close to the half-inch line between 6 and 7.
Sorry, that is not right. The end of the poster with the lesser length ends near the half-inch line between 5 and 6. Look at the poster with the greater length!
Sorry, that is not right. The end of the longer poster is closer to the half-inch line between 6 and 7 than to 7.
Measure the length of each sneaker below to the nearest inch. What is the length of the sneaker with the greater length?
Two shoe being measured. The first shoe measures slightly longer than 9 \(\frac{1}{2}\) inches. The second shoe measures slightly shorter than 9 \(\frac{1}{2}\) inches.
- about 8 inches
- about 9 \(\frac{1}{2}\) inches
- about 9 inches
- about 10 inches
Sorry, that is not correct. Neither of the sneakers ends near 8 on the ruler.
Sorry, that is not correct. The end of the sneaker with the lesser length ends near 9. Look for the sneaker with the greater length!
Sorry, that is not correct. The end of the sneaker with the lesser length ends near the 9. Look for the sneaker with the greater length!
Correct! The end of the longer sneaker is close to 10 on the ruler.
Read the word problem below. Measure the line, and then choose the correct answer.
Logan’s racket needs a new string. The string needs to be about 12 \(\frac{1}{2}\) inches long. This line below shows a piece of string that was cut for Logan’s racket. Is the piece of string long enough to fix Logan’s racket?
A line being measured. The line measures slightly longer than 12 \(\frac{1}{2}\) inches
- Yes
- No
That is right! The line is about 12 \(\frac{1}{2}\) inches long.
Sorry, that is not right. The line is about 12 \(\frac{1}{2}\) inches long.
Read the word problem below. Measure the line, and then choose the correct answer.
Logan needs to fix the grip of his racket with grip tape. The piece of tape needs to be 15 inches long. This line below shows the length of a piece of grip tape Logan wants to use. Is this piece of tape long enough to fix Logan’s racket?
A line being measured. The line measures slightly short of 14 \(\frac{1}{2}\) inches
- Yes
- No
Sorry, that is not correct. The line is only about 14 inches long.
Correct! The line is only about 14 inches long.
Summary
Questions answered correctly:
Questions answered incorrectly: