Primary 2

Boost! Math

Name TiTmime 2e 2(L(eLsessosnon353)5)

Tutor

Topic

Primary 2: Boost! Math

Time 2 lesson

1. Write the time as shown on the clock faces below. c.

a. b.

d. e. f.

g. h. i.

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Primary 2: Boost! Math

2. Read the questions carefully. Fill in the blanks and write the start time or end

time of each activity.

Example

John spent 1 hour and 30 minutes reading a book. He finished reading the book

at 3.00 p.m. What time did he start reading?

30 min 1 hour

1.30 p.m. 2.00 p.m. 3.00 p.m.

He started reading at 1.30 p.m.

a. Peter woke up at 8.40 a.m. and started eating breakfast. He took an hour to eat

his breakfast. What time did he stop eating? (Complete the timeline.)

8.40 a.m.

He stopped eating at .

b. Susan went out at 9.20 a.m. to the supermarket. She spent 2 hours at the

supermarket. Then she took half an hour to reach home. What time did she

reach home? (Complete the timeline.)

9.20 a.m.

She reached home at .

c. Mrs Tan spent 3 hours at the market. She left the market at 10.30 a.m.

What time did she reach the market? (Draw your own timeline.)

She reached the market at . 2

Primary 2: Boost! Math

4. Answer the following questions.

a. John started washing his car at 4.20 p.m. and he finished washing it at 4.50 p.m.

How long did he wash his car?

Ans:

b. David took a bath from 9.10 a.m. to 9.35 a.m. How long did David spend bathing?

Ans:

c. Susan started revising her work from 10.30 a.m. to 1.30 p.m. How long did she

spend revising?

Ans:

d. Alice’s recess is from 3.15 p.m. to 3.45 p.m. How long is her recess?

Ans:

e. Henry started watering his plants at 8.10 a.m. and then planting his new plants.

He finished his chores at 10.30 a.m. How long did Henry spend in his garden?

Ans:

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Primary 2: Boost! Math

3. Answer the following questions.

(a) Peter watched his cartoon from 5.30 p.m. to 6.00 p.m.

How long did he watch his cartoon?

Starting time Ending time

Ans:

(b) Mrs Tham had a lesson with her pupils. The starting and ending time

are shown below. How long did Mrs Tham teach her pupils?

Starting time Ending time

Ans:

(c) Katherine started her training at 10 a.m. and ended at 11.30 a.m.

How long did she train?

Starting time Ending time 4

Ans:

Primary 2: Boost! Math

5. The time shown on the digital clocks below reflect the current time.

Draw your timelines and show all working clearly to answer the questions.

(a) a.m.

The taxi will pick me up at 7.50 a.m.

How long do I have to wait?

Ans:

(b)

a.m. The ferry will depart at 8.35 a.m.

How long do I have to wait?

Ans:

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Primary 2: Boost! Math

5. The time shown on the digital clocks below reflect the current time.

Draw your timelines and show all working clearly to answer the questions.

(c) p.m. The movie lasts for 1 h 30 min.

What time will the movie end?

Ans: a.m.

(d)

The cheerleading CCA lasts for 2 hours 10 min.

What time will it end?

Ans:

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Primary 2: Boost! Math

6. The time shown on the clocks below reflect the current time.

Draw your timelines and show all working clearly to answer the questions.

(a)

I’ve been at the library since

7.30 p.m. How long have I

been at the library?

Ans:

(b)

Art lesson began at

10.45 a.m. How long

have we been painting?

Ans:

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Primary 2: Boost! Math

(c)

Recess ends at 9.45 a.m.

How long more do I have

to play?

Ans:

(d)

The bus is coming at

2.15 pm. How long do I

have to wait?

Ans:

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Primary 2: Boost! Math

Solve the following problem sums. Show all workings clearly.

7. Jake drove to Malacca for a short trip. He left home by car at 6.30 a.m. He

travelled for 2 hours and rested for an hour. He then continued driving for

another 2 hours. At what time did he reach Malacca?

He arrived at Malacca at .

8. Gia did her homework for 1h 30 min. She finished her homework at

5.30 p.m. What time did she begin start on her homework?

She started on her homework at .

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Primary 2: Boost! Math

9. Samuel left his home at 3 p.m. He arrived at Tom’s house an hour later.

If Tom’s wall clock was slow by 5 minutes, what time would be shown on

the wall clock when he arrived at Tom’s house?

The wall clock would show .

10. Mrs Jeya was driving to Penang. She stopped for half an hour at

10.10 a.m. to change a flat tyre. She then spent another 1h 30 min to

reach her destination. What time did she arrive at Penang?

She arrived at Penang at . 10