Engage NY Eureka Math 3rd Grade Module 6 Lesson 5 Answer Key
Eureka Math Grade 3 Module 6 Lesson 5 Problem Set Answer Key
Question 1.
Use the ruler you made to measure different classmates’ straws to the nearest inch, \(\frac{1}{2}\) inch, and \(\frac{1}{4}\) inch. Record the measurements in the chart below. Draw a star next to measurements that are exact.
|
Straw Owner |
Measured to the nearest inch | Measured to the nearest \(\frac{1}{2}\) inch |
Measured to the nearest \(\frac{1}{4}\) inchinch |
| My straw | |||
a. _______________ ’s straw is the shortest straw I measured. It measures _______ inch(es).
b. _______________ ’s straw is the longest straw I measured. It measures _______ inches.
c. Choose the straw from your chart that was most accurately measured with the \(\frac{1}{4}\)-inch intervals on your ruler. How do you know the \(\frac{1}{4}\)-inch intervals are the most accurate for measuring this straw?
Answer:
|
Straw Owner |
Measured to the nearest inch | Measured to the nearest \(\frac{1}{2}\) inch |
Measured to the nearest \(\frac{1}{4}\) inchinch |
| My straw | 3 | 2\(\frac{1}{2}\) ☆ | 2\(\frac{2}{4}\)☆ |
| Catherine | 4☆ | 4☆ | 4☆ |
| Doug | 2☆ | 2☆ | 2☆ |
| Eva | 4 | 4\(\frac{1}{2}\)☆ | 4\(\frac{2}{4}\)☆ |
| Aaron | 3 | 3\(\frac{1}{2}\) | 3\(\frac{2}{4}\) |
| Philip | 6 | 6\(\frac{1}{2}\) | 5\(\frac{3}{4}\) |
| Karen | 1☆ | 1☆ | 1☆ |
a. Karen ’s straw is the shortest straw I measured. It measures 1 inch(es).
b.Philip ’s straw is the longest straw I measured. It measures 5 \(\frac{3}{4}\) inches.
c. Eva’s straw was most accuratly measured with \(\frac{1}{4}\) measurement to the nearest inch and a half only gives close estimates, but the quater inch gives the exact measurmerent
Question 2.
Jenna marks a 5-inch paper strip into equal parts as shown below.
a. Label the whole and half inches on the paper strip.
b. Estimate to draw the \(\frac{1}{4}\)-inch marks on the paper strip. Then, fill in the blanks below.
1 inch is equal to _______ half inches.
1 inch is equal to _______ quarter inches.
1 half inch is equal to _______ quarter inches.
c. Describe how Jenna could use this paper strip to measure an object that is longer than 5 inches.
Answer:
a.
b.
1 inch is equal to 2 half inches.
1 inch is equal to 4 quarter inches.
1 half inch is equal to 2 quarter inches.
c. Jenna can mark the first 5 inches later she can move the paper strip up tothe line 0(Zero) of the ruler wthe mark she made and mesure the object.
Question 3.
Sari says her pencil measures 8 half inches. Bart disagrees and says it measures 4 inches. Explain to Bart why the two measurements are the same in the space below. Use words, pictures, or numbers.
Answer: Both are same as 4 inches is equal to 8 half inches when measures in half inch
8-2=4
Eureka Math Grade 3 Module 6 Lesson 5 Exit Ticket Answer Key
Davon marks a 4-inch paper strip into equal parts as shown below.
a. Label the whole and quarter inches on the paper strip.
b. Davon tells his teacher that his paper strip measures 4 inches. Sandra says it measures 16 quarter inches. Explain how the two measurements are the same. Use words, pictures, or numbers.
Answer:
a.
b. Both are same as as 16 quater inches is the same as 4 inches
.
Eureka Math Grade 3 Module 6 Lesson 5 Homework Answer Key
Question 1.
Travis measured 5 different-colored pencils to the nearest inch, \(\frac{1}{2}\) inch, and \(\frac{1}{4}\) inch. He records the measurements in the chart below. He draws a star next to measurements that are exact.
a. Which colored pencil is the longest? _______________________________
It measures ________ inches.
b. Look carefully at Travis’s data. Which colored pencil most likely needs to be measured again? Explain how you know.
Answer:
a.Red colored pencil is the longest
It measures 7 inches.
b. Green colored pencil most likely needs to be measured again as because its half inch and quater inch measurents are not accurate.
Question 2.
Evelyn marks a 4-inch paper strip into equal parts as shown below.
a. Label the whole and half inches on the paper strip.
b. Estimate to draw the \(\frac{1}{4}\)-inch marks on the paper strip. Then, fill in the blanks below.
1 inch is equal to _______ half inches.
1 inch is equal to _______ quarter inches
1 half inch is equal to _______ quarter inches.
2 quarter inches are equal to _______ half inch.
Answer:
a.
b.
1 inch is equal to 2 half inches.
1 inch is equal to 4 quarter inches
1 half inch is equal to 2 quarter inches.
2 quarter inches are equal to 1 half inch
Question 3.
Travis says his yellow pencil measures 5\(\frac{1}{2}\) inches. Ralph says that is the same as 11 half inches. Explain how they are both correct.
Answer: 5\(\frac{1}{2}\) inches is same as 11 and half inch as shown below.
