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. Carrieâ€™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.