Students can use the Spectrum Math Grade 3 Answer Key Chapter 8 Pretest as a quick guide to resolve any of their doubts.
Spectrum Math Grade 3 Chapter 8 Pretest Answers Key
Check What You Know
Complete the following.
Question 1.
a. 2:32 means __________ minutes after ___________.
Answer:
2:32 means 32 minutes after 2.
Explanation:
Given 2:32 means 32 minutes after 2 respectively.
b. 2:32 means ____________ minute to ___________.
Answer:
2:32 means 28 minutes to 3,
Explanation:
Given 2:32 means 28 minutes to 3 respectively.
Question 2.
a. 3:45 means __________ minutes after ___________.
Answer:
3:45 means 45 minutes after 3,
Explanation:
Given 3:45 means 45 minutes after 3 respectively.
b. 3:45 means ____________ minute to ___________.
Answer:
3:45 means 15 minutes to 4.
Explanation:
Given 3:45 means 15 minutes to 4 respectively.
Question 3.
a. 9:50 means __________ minutes after ___________.
Answer:
9:50 means 50 minutes after 9,
Explanation:
Given 9:50 means 50 minutes after 9 respectively,
b. 9:50 means ____________ minute to ___________.
Answer:
9:50 means 10 minutes to 10,
Explanation:
Given 9:50 means 10 minutes to 10 respectively.
Tell the time to the nearest hour, half hour, quarter hour, or minute as indicated.
Question 4.
a. hour
_______ : _________
Answer:
2:00,
Explanation:
Given the time in a clock is 1:44 the hour hand is between1 hour and 2 hours. So consider as 2 hours therefore the time nearest to hour is 2 hours.
b. half hour
_______ : _________
Answer:
1:30,
Explanation:
Given time in the clock is 1:44 the time nearest to half hour is 1:30.
c. quarter hour
_______ : _________
Answer:
1:45,
Explanation:
Given in the clock is 1:44, So the time is nearest to the quarter hour so 1:45.
d. minute
_______ : _________
Answer:
1:44,
Explanation:
Given the nearest time to the minutes is 1:44 respectively.
Solve.
Question 5.
a. Carrie’s family leaves at 7: 15 p.m. They drive for 30 minutes and then stop for dinner. What time is it when they stop?
Answer:
7:45 pm,
Explanation:
Given Time when Carrie’s family leaves is 7:15pm, and time took to drive to had dinner is 30 minutes. So, time when they stop is 7 hours 15 minutes + 30 minutes. So firstly convert 7 hour 15 minutes into minutes that is,(7 X 60) + 15 = 435 minutes, So 435 minutes + 30 minutes = 465 minutes = 7 hours 45 minutes respectively.
b. Look at the clock. Blair arrived at the bus stop 45 minutes ago. What time did Blair arrive at the bus stop?
Answer:
1:30,
Explanation:
Given Time in a clock that Blair present at the bus stop is 2:15,No of minutes ago Blair arrived at bus stop is 45 minutes, therefore 2 hours 15 minutes – 45 minutes, that is firstly convert 2 hours 15 minutes into minutes that is ,(2 X 60) +15 = 135 minutes and then now 135 minutes – 45 minutes = 90 minutes =1 hour 30 minutes respectively.
Solve. Use the number line to show how much time has elapsed.
Question 6.
Biane left work at 2:15 p.m. He ate dinner at 7:15 p.m. How much time passed between the time Biane left work and ate dinner?
Answer:
5 hours,
Explanation:
Given time when Biane left to work is 2:15 p.m time when he ate dinner is 7:15 p.m. So to find between time subtract from ending time to starting time that is 7:15 – 2:15 = 5:00, So, time passed between the time Biane left work and ate dinner is 5 hours.