Unit 5: Making Change, Time & Perimeter

# Unit 5 Review: Making Change and Time

You will now practice all the skills you learned in Unit 5. Check your work using the answer key at the end of the review.

1. Circle the number of coins you would need to get from the first number to the second number. Make sure to use the least number of coins you can.
1. 35¢ to 40¢
2. 85¢ to 90¢
3. 60¢ to 70¢
4. 25¢ to 50¢
2. State the number and kind of coins you would need to get from the first number to the second number. Make sure you use the least number of coins as possible.
1. 95¢ to $1.00 2. 15¢ to 25¢ 3. 75¢ to$1.00
3. State the number and kind of coins you would need to get from the first number to the second number. Make sure you use the least number of coins as possible.
1. 65¢ to 75¢
2. 35¢ to 75¢
3. 20¢ to 50¢
4. State the number and kind of coins you would need to get change from $1.00. Make sure you use the least number of coins as possible. 1. 40¢ 2. 55¢ 3. 20¢ 4. 80¢ 5. 35¢ 6. 65¢ 7. 2 apples cost 75¢ 8. a pen costs 95¢ 9. a doughnut costs 75¢ 10. a ruler costs 25¢ 11. Mrs. Low bought 3 lemons for 90¢. How much change will she get back from$1.00?
12. Mr. Garcia bought a can of peaches for 65¢. How much change will he get back from \$1.00?
5. Write the time shown on each clock.
6. Under each clock is a time on a digital clock. Put the hands on the analog clock to show the digital time.
7. Change each 12-hour clock time to 24-hour clock time. Watch carefully for a.m. and p.m. Remember: only times between 1:00 p.m. and 11:59 p.m. need to be changed.
1. 6:48 a.m.
2. 9:56 p.m.
3. 7:45 p.m.
4. 5:30 a.m.
5. 11:17 p.m.
6. 10:08 a.m.
8. Change each 24-hour clock time to 12-hour clock time. You will need to use a.m. or p.m in your answer.
1. 2115
2. 0718
3. 1326
4. 1142
5. 1830
6. 0145
9. Add the times.
1. $\begin{array}[t]{rr}&6\text{ h, }40 \text{ min}\\+& 3\text{ h,} 10\text{ min}\\ \hline \\ \end{array}$
2. $\begin{array}[t]{rr}&4\text{ h, }20\text{ mins}\\+& 8\text{ h, }15\text{ min}\\ \hline \\ \end{array}$
3. $\begin{array}[t]{rr}&8\text{ h, }42\text{ min}\\+& 6\text{ h, }15\text{ min}\\ \hline \\ \end{array}$
4. $\begin{array}[t]{rr}&7\text{ h, }36\text{ min}\\+& 9\text{ h, }22\text{ min}\\ \hline \\ \end{array}$
5. $\begin{array}[t]{rr}&4\text{ h, }15\text{ min}\\+& 7\text{ h, }29\text{ min}\\ \hline \\ \end{array}$
6. $\begin{array}[t]{rr}&5\text{ h, }36\text{ min}\\+& 9\text{ h, }17\text{ min}\\ \hline \\ \end{array}$
7. $\begin{array}[t]{rr}&2\text{ h, }43\text{ min, }35\text{ s}\\+& 5\text{ h, }11\text{ min, }22\text{ s}\\ \hline \\ \end{array}$
8. $\begin{array}[t]{rr}&6\text{ h, }24\text{ min, }43\text{ s}\\+& 9\text{ h, } 28\text{ min, }08\text{ s}\\ \hline \\ \end{array}$
9. The first soccer game took 2 h, 32 min to complete. The second soccer game took 3 h, 19 min. How long did both games take?
10. The first cross-country skier completed the race in 2 h, 05 min, 37 s. The second skier completed the race in 2 h, 06 min, 18 s. What is the total time?
10. Subtract the times.
1. $\begin{array}[t]{rr}& 6\text{ h, }45\text{ min}\\-& 3\text{ h, }20\text{ min}\\ \hline \\ \end{array}$
2. $\begin{array}[t]{rr}&8\text{ h, }50\text{ min}\\-& 4\text{ h, }15\text{ min}\\ \hline \\ \end{array}$
3. $\begin{array}[t]{rr}&16\text{ h, }58\text{ min}\\-& 7\text{ h, }27\text{ min}\\ \hline \\ \end{array}$
4. $\begin{array}[t]{rr}&11\text{ h, }47\text{ min}\\-& 2\text{ h, }13\text{ min}\\ \hline \\ \end{array}$
5. $\begin{array}[t]{rr}&17\text{ h, }42\text{ min}\\-& 9\text{ h, }18\text{ min}\\ \hline \\ \end{array}$
6. $\begin{array}[t]{rr}&13\text{ h, }51\text{ min}\\-& 8\text{ h, }37\text{ min}\\ \hline \\ \end{array}$
7. $\begin{array}[t]{rr}&14\text{ h, }32\text{ min, }41\text{ s}\\-& 5\text{ h, }26\text{ min, }39\text{ s}\\ \hline \\ \end{array}$
8. $\begin{array}[t]{rr}&18\text{ h, }47\text{ min, }36\text{ s}\\-&9\text{ h, }19\text{ min, }19\text{ s}\\ \hline \\ \end{array}$
9. The first cross country skier to finished the race in 1 h, 34 min, 04 s. The next cross country skier finished the race in 1 h, 42 min, 33 s. What is the difference in their times?
10. It takes 2 h, 20 min to travel from London to Paris on the train. It takes 8 h, 55 min to travel from London to Paris by both ferry and train. How much longer does it take by ferry and train?
11. Find the perimeter of the shape. Be sure to put the unit of measure in your answer.
12. Find the perimeter of each square. Be sure to include the unit of measure in your answer.
1. Chung is putting new fencing around his square swimming pool. The length of side is 30 metres. How much fencing will Chung need?
13. Find the perimeter of each rectangle. Be sure to include the unit of measure in your answer.
1. Say Han is decorating a rectangular birthday that measures 61 centimetres by 31 centimetres. He wants to put an icing decoration around the cake. What is the perimeter of the cake?

# Answers to Unit 5 Review

1. 1 nickel
2. 1 dime, 1 nickel
3. 1 dime
4. 1 quarter
1. 1 nickel
2. 1 dime
3. 1 quarter
1. 1 dime
2. 1 quarter, 1 dime
3. 1 nickel, 1 quarter
1. 1 dime, 2 quarters
2. 2 dimes, 1 quarter
3. 1 dime, 3 quarters
4. 2 dimes
5. 1 dime, 2 quarters, 1 nickel
6. 1 dime, 1 quarter
7. 1 quarter
8. 1 dime
9. 1 dime
10. 3 quarters
11. 1 dime
12. 1 dime, 1 quarter
1. 11:30
2. 4:55
3. 3:45
4. 10:25
5. 7:13
6. 12:48
7. 9:12
8. 11:37
1. 0648
2. 2156
3. 1945
4. 0530
5. 2317
6. 1008
1. 9:15 p.m.
2. 7:18 a.m.
3. 1:26 p.m.
4. 11:42 a.m.
5. 6:30 p.m.
6. 1:45 a.m.
1. 9 h, 50 min
2. 12 h, 35 min
3. 14 h, 57 min
4. 16 h, 58 min
5. 11 h, 44 min
6. 14 h, 53 min
7. 7 h, 54 min, 57 s
8. 15 h, 52 min, 51 s
9. 5 h, 51 min
10. 4 h, 11 min, 55 s
1. 3 h, 25 min
2. 4 h, 35 min
3. 9 h, 31 min
4. 9 h, 34 min
5. 8 h, 24 min
6. 5h, 14 min
7. 9h, 06 min, 02s
8. 9 h, 28 min, 17 s
9. 8 min, 29 s
10. 6 h, 35 min
1. 31 metres
2. 22 metres
3. 30 metres
1. 24 kilometres
2. 52 centimetres
3. 120 metres
1. 34 metres
2. 84 centimetres
3. 184 centimetres

CONGRATULATIONS!!

Now you have finished Unit 5.

TEST TIME!

Ask your instructor for the Practice Test for this unit.

Once you’ve done the practice test, you need to do the unit 5 test.

Again, ask your instructor for this.

Good luck!

## License

Adult Literacy Fundamental Mathematics: Book 2 – 2nd Edition Copyright © 2022 by Wendy Tagami and Liz Girard is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted.