All the solutions provided in McGraw Hill My Math Grade 2 Answer Key PDF Chapter 10 Lesson 4 Time to the Quarter Hour will give you a clear idea of the concepts.
McGraw-Hill My Math Grade 2 Answer Key Chapter 10 Lesson 4 Time to the Quarter Hour
Explore and Explain
quarter past _____________
Teacher Directions: Have students fold a paper plate, or circular piece of paper in half. Fold it again in quarters. Unfold and look at the fold marks. On the clock above, place cubes on the quarter hours referring back to their plate or circle. Draw hands on the clock to show quarter past an hour. Write the time.
Answer:
Explanation:
The paper clock showing the time quarter past 3:15
See and Show
You can show time to the quarter hour. There are 15 minutes in a quarter hour. There are 4 quarter hours in an hour.
Use 
. Tell what time is shown. Write the time.
Question 1.
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 11:15
Question 2.
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 8:30
Question 3.
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 6:45
Talk Math At 4: 15, where is the minute hand? Explain.
Answer:
The minute hand will be on 3
On Your Own
Use . Tell what time is shown. Write the time.
Question 4.
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 4:15
Question 5.
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 7:45
Question 6.
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 2:15
Draw the hands on each clock. Write the time.
Question 7.
quarter till 2
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 1:45
Question 8.
quarter past 5
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 3:15
Question 9.
quarter past 12
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 12:15
Read the time. Write the time on the digital clock.
Question 10.
twelve forty-five
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 12:45
Question 11.
four fifteen
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 4:15
Question 12.
nine thirty
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 9:30
Problem Solving
Question 13.
Mia is at school. School is over at 3:15. She has 3 more hours to wait. What time is it now?
Answer:
quarter past 3:00
Explanation:
Mia is at school. School is over at 3:15.
She has 3 more hours to wait.
so, the time is 6:15
Question 14.
Ken goes to his friend’s house at 2:15. Circle the clock that shows this time.
Answer:
Explanation:
The first clock showing the time 3:10
second clock showing the time 2:15
so, circled the second analog clock
Question 15.
Alea’s family went hiking. They left at 9:45. They drove for 3 hours. Then they stopped for lunch. Lunch took one hour. What time did they finish lunch?
Answer:
1:45 P.M.
Explanation:
They left at 9:45. They drove for 3 hours. Then they stopped for lunch.
12:45
Lunch took one hour.
1:45
they finish lunch at 1:45 p.m.
HOT Problem Why is each 15-minute period on a clock called one quarter hour?
Answer:
quarter because 15 minutes is 1/4th of 60 minutes. So it is a quarter of an hour. This is also visibly seen on a clock face.
McGraw Hill My Math Grade 2 Chapter 10 Lesson 4 My Homework Answer Key
Practice
Use 
. Tell what time is shown. Write the time.
Question 1.
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 5:15
Question 2.
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 9:45
Question 3.
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 11:30
Draw the hands on each clock. Write the time.
Question 4.
quarter past 6
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 6:15
Question 5.
quarter till 3
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 2:45
Question 6.
quarter past 7
Answer:
Explanation:
Short hand on analog clock shows the hours
long hand on the analog clock shows the minutes
The digital clock showing the time 7:15
Question 7.
Carly left for school at 8:15. She left school at 2:45. If she arrived at school at 8:45, how many hours was she in school?
_____________ hours
Answer:
6 hours
Explanation:
Carly left for school at 8:15. She left school at 2:45.
If she arrived at school at 8:45,
8:45 to 2:45 it is 6 hours
she was in school for 6 hours
Vocabulary Check
Question 8.
Circle the clock that shows an example of quarter hour.
Answer:
Explanation:
12:15 is the example of quarter hour.
Math at Home Have your child use the words quarter till and quarter past to describe the time at 6:15 and 6:45.
Answer:
Quarter past 6 is 6:15
Quarter till 7 is 6:45