02-NelsonMathGr5-Chap02
6/29/04
3:33 PM
Page 42
CHAPTER 2
7
You will need
Decimal Hundredths
Goal
Reflecting
• metre sticks or a
measuring tape,
marked in
centimetres
Read, write, and represent
decimal hundredths.
1. Explain why one and two hundredths metres is the
same as one metre and two centimetres.
2. In what ways can you read 1.55?
• metre stick
number lines
High Jump
0
100
10
20
30
90
0
100
10
20
30
80
1.02 m
3. Why is one and two hundredths written as 1.02 and
not as 1.2?
90
Norman
80
0.95 m
70
Martin
60
1.35 m
70
can Jose represent the
? How
heights of the jumps?
Jose
60
Jose and two of his friends are practising
high jump.
Women’s High Jump
2002 Commonwealth Games
Checking
4. Nick found these results for high jump.
a) Use words to represent each height.
b) Mark each height on a metre stick
number line.
Jose’s Jump
1.35
5. Write the decimal for each.
a) six and seven hundredths
b) five and ten hundredths
I jumped 1.35 m.
This is one and thirty-five
hundredths metres.
Gold
Hestrie Cloete (S.A.)
1.96 m
Silver
Susan Jones (Eng.)
1.90 m
Bronze
Nicole Forrester (Can.) 1.87 m
c) fourteen and fifteen hundredths
d) twenty-six hundredths
Practising
I can write this on a place
value chart that shows decimals.
6. Represent each decimal on a metre stick number line.
a) 1.04
b) 0.85
c) 1.50
d) 1.16
Ones
Tenths
Hundredths
1
3
5
7. Copy and complete the chart.
3.01
1.3
5.20
10.52
Value in the tenths place
Value in the hundredths place
A. Use two metre sticks to model the heights of Martin’s and
Norman’s jumps. Represent each number on a metre stick
number line.
100
90
80
70
60
50
40
30
20
10
0
100
90
80
70
60
50
40
30
20
0
10
decimal in standard form for each description.
tenth greater than 3.59
greater than 3.59
hundredth greater than 3.59
9. Each of these distances uses the digits 2, 0, and 5.
a) Use words to represent each distance.
b) Describe each distance in metres and centimetres.
c) Explain why 2.50 m and 2.05 m are not the same
distance even though they use the same digits.
B. Write each number from Part A in words.
C. Liam jumped as well. His jump was one and twenty
hundredths metres. Write this number in decimal form.
42
8. Write a
a) one
b) one
c) one
NEL
NEL
2.05 m
2.50 m
0.52 m
43
02-NelsonMathGr5-Chap02
6/29/04
3:33 PM
Page 42
CHAPTER 2
7
You will need
Decimal Hundredths
Goal
Reflecting
• metre sticks or a
measuring tape,
marked in
centimetres
Read, write, and represent
decimal hundredths.
1. Explain why one and two hundredths metres is the
same as one metre and two centimetres.
2. In what ways can you read 1.55?
• metre stick
number lines
High Jump
0
100
10
20
30
90
0
100
10
20
30
80
1.02 m
3. Why is one and two hundredths written as 1.02 and
not as 1.2?
90
Norman
80
0.95 m
70
Martin
60
1.35 m
70
can Jose represent the
? How
heights of the jumps?
Jose
60
Jose and two of his friends are practising
high jump.
Women’s High Jump
2002 Commonwealth Games
Checking
4. Nick found these results for high jump.
a) Use words to represent each height.
b) Mark each height on a metre stick
number line.
Jose’s Jump
1.35
5. Write the decimal for each.
a) six and seven hundredths
b) five and ten hundredths
I jumped 1.35 m.
This is one and thirty-five
hundredths metres.
Gold
Hestrie Cloete (S.A.)
1.96 m
Silver
Susan Jones (Eng.)
1.90 m
Bronze
Nicole Forrester (Can.) 1.87 m
c) fourteen and fifteen hundredths
d) twenty-six hundredths
Practising
I can write this on a place
value chart that shows decimals.
6. Represent each decimal on a metre stick number line.
a) 1.04
b) 0.85
c) 1.50
d) 1.16
Ones
Tenths
Hundredths
1
3
5
7. Copy and complete the chart.
3.01
1.3
5.20
10.52
Value in the tenths place
Value in the hundredths place
A. Use two metre sticks to model the heights of Martin’s and
Norman’s jumps. Represent each number on a metre stick
number line.
100
90
80
70
60
50
40
30
20
10
0
100
90
80
70
60
50
40
30
20
0
10
decimal in standard form for each description.
tenth greater than 3.59
greater than 3.59
hundredth greater than 3.59
9. Each of these distances uses the digits 2, 0, and 5.
a) Use words to represent each distance.
b) Describe each distance in metres and centimetres.
c) Explain why 2.50 m and 2.05 m are not the same
distance even though they use the same digits.
B. Write each number from Part A in words.
C. Liam jumped as well. His jump was one and twenty
hundredths metres. Write this number in decimal form.
42
8. Write a
a) one
b) one
c) one
NEL
NEL
2.05 m
2.50 m
0.52 m
43