WholeWhole Numb Numb ee rr s 1 s 1 - Wester HailesRemember what the n umb er 17 mean s. WholeWhole...
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Remember what the number 17 means. Whole Numbers 1 Whole Numbers 1 Numbers 1-20 Exercise 1 17 means 1 7 = 1 lot of ten and 7 units. units tens You should know all the numbers from 1 to 20. = Understand place value for numbers up to 20. Worksheet 1·1 1. a 14 means 1 lot of ten and .... units. b 19 means .... lot of ten and .... units. c 12 means .... lot of .... and .... units. 2. Write down all the missing numbers :- a 1 2 3 .... 5 .... 7 8 9 .... b 11 .... 13 14 .... 16 17 .... .... 20 c 2 3 .... .... 6 .... 8 .... .... 11 .... d 8 9 .... .... .... 13 .... 15 .... e 10 9 .... 7 6 .... .... 3 2 1 f 20 19 .... 17 .... 15 14 .... .... 11 g 9 .... 7 .... 5 h 15 .... .... .... 11 i 20 19 .... .... .... j .... .... 10 9 .... . CfE Book 1a - Chapter 1 this is page 10 Whole Numbers 1
Transcript of WholeWhole Numb Numb ee rr s 1 s 1 - Wester HailesRemember what the n umb er 17 mean s. WholeWhole...
Remember what the number 17 means.
Whole Numbers 1Whole Numbers 1
Numbers 1-20
Exercise 1
17 means 1 7 = 1 lot of ten and 7 units.
unitstens
You should know all the numbers from 1 to 20.
=
Understand place value for
numbers up to 20.
Worksheet 1·1
1. a 14 means 1 lot of ten and .... units.
b 19 means .... lot of ten and .... units.
c 12 means .... lot of .... and .... units.
2. Write down all the missing numbers :-
a 1 2 3 .... 5 .... 7 8 9 ....
b 11 .... 13 14 .... 16 17 .... .... 20
c 2 3 .... .... 6 .... 8 .... .... 11 ....
d 8 9 .... .... .... 13 .... 15 ....
e 10 9 .... 7 6 .... .... 3 2 1
f 20 19 .... 17 .... 15 14 .... .... 11
g 9 .... 7 .... 5 h 15 .... .... .... 11
i 20 19 .... .... .... j .... .... 10 9 .... .
CfE Book 1a - Chapter 1 this is page 10 Whole Numbers 1
Each full jar holds 10 sweets. Count them.
Numbers 20-30
Here, we have 1 full jar and 7 sweets. = 17 sweets.
Here, we have 2 full jars. This is called 20 (twenty).
This time, we have 2 full jars and 4 sweets.
This is called 24 (twenty four).
24 means 2 4 = 2 lots of ten and 4 units.
unitstens
=
Recognise and Order numbers from 20 to 30.
Exercise 2
1. How many sweets ?
a b c
Worksheet 1·2
d e f
CfE Book 1a - Chapter 1 this is page 11 Whole Numbers 1
Worksheet 1·32. Draw empty jars like this.
Fill them with sweets to show :-
a 21 b 24 c 27 d 29
e 20 f 23 g 25 h 28.
3. a 23 means 2 lots of ten and .... units.
b 26 means .... lots of ten and .... units.
c 24 means .... lots of .... and .... units.
4. Write down all the missing numbers :-
a 21 .... 23 24 .... 26 27 .... 29
b 12 13 .... .... 16 .... 18 19 .... .... 22
c 18 19 .... .... .... .... 24 .... 26 ....
d 29 .... 27 26 .... .... 23 22 21
e 24 23 .... 21 .... 19 18 .... .... 15
f 16 .... 18 .... .... .... .... .
CfE Book 1a - Chapter 1 this is page 12 Whole Numbers 1
The number just after 29 is called thirty.
It is written as 30. (Three lots of 10).
30 means 3 0 = 3 lots of ten and 0 units.
unitstens
=
Numbers from 30 to 100
Each full jar still holds 10 sweets.
3 full jars and 4 sweets. = 34 sweets.
1. How many sweets ?
a b
c
d
Exercise 3
4 full jars and 7 sweets. = 47 sweets.
This time, we have 6 full jars. = 60 sweets.
Recognise and Order numbers from 30 to 100.
Worksheet 1·4
CfE Book 1a - Chapter 1 this is page 13 Whole Numbers 1
Numbers from 30 to 100
Each full jar still holds 10 sweets.
3 full jars and 4 sweets. = 34 sweets.
1. How many sweets ?
a b
c
d
Exercise 3
4 full jars and 7 sweets. = 47 sweets.
This time, we have 6 full jars. = 60 sweets.
Recognise and Order numbers from 30 to 100.
Worksheet 1·4
CfE Book 1a - Chapter 1 this is page 13 Whole Numbers 1
Worksheet 1·52. Draw empty jars like this.
Fill them with sweets to show :-
a 32 b 46 c 54 d 69.
3. a 54 means 5 lots of ten and .... units.
....
b 68 means .... lots of ten and .... units.
c 91 means .... lots of .... and .... units.
4. Write down all the missing numbers.
a 31 32 .... 34 .... 36 .... .... 39
b 60 61 .... .... 64 .... .... 67 ....
c 83 84 85 .... 87 .... .... 90
d 47 48 .... .... 51 .... 53 .... 55 ....
e 79 .... 81 .... 83 f 38 .... 40 .... 42
g 57 .... 59 .... .... h .... 97 .... 99 ....
5. Write down all the missing numbers.
a 57 56 .... 54 b 39 .... 37 36 ....
c 90 .... 88 .... 86 d .... 65 64 .... ....
6. What is the next number up from :-
a 37 b 56 c 79 d 90 ?
7. What is the number just down from :-
a 48 b 23 c 81 d 60 ?
CfE Book 1a - Chapter 1 this is page 14 Whole Numbers 1
Worksheet 1·52. Draw empty jars like this.
Fill them with sweets to show :-
a 32 b 46 c 54 d 69.
3. a 54 means 5 lots of ten and .... units.
....
b 68 means .... lots of ten and .... units.
c 91 means .... lots of .... and .... units.
4. Write down all the missing numbers.
a 31 32 .... 34 .... 36 .... .... 39
b 60 61 .... .... 64 .... .... 67 ....
c 83 84 85 .... 87 .... .... 90
d 47 48 .... .... 51 .... 53 .... 55 ....
e 79 .... 81 .... 83 f 38 .... 40 .... 42
g 57 .... 59 .... .... h .... 97 .... 99 ....
5. Write down all the missing numbers.
a 57 56 .... 54 b 39 .... 37 36 ....
c 90 .... 88 .... 86 d .... 65 64 .... ....
6. What is the next number up from :-
a 37 b 56 c 79 d 90 ?
7. What is the number just down from :-
a 48 b 23 c 81 d 60 ?
CfE Book 1a - Chapter 1 this is page 14 Whole Numbers 1
Word Problems
Exercise 4
1. John is 62 years old. Alex is 2 years older.
How old is Alex ?
Be able to solve problems given in a word sentence.
2. Billy has 59p. Joe has 3p more than Billy.
How much does Joe have ?
3. Jane is 87 cm tall. Kayley is 2 cm taller.
How tall is Kayley ?
4. Zac weighs 39 kilograms. John is 4 kilograms heavier.
What weight is John ?
5. Lisa has £28 in her purse.
Jen has £5 more than Lisa.
How much money has Jen ?
6. Troy is 50 years old. Dave is 3 years younger.
How old is Dave ?
7. Gill has 31 dresses.
Lynn has 2 dresses less than Gill.
How many dresses has Lynn ?
8. The dog is 46 centimetres tall.
The cat is 4 centimetres smaller.
How tall is the cat ? Worksheet 1·7
CfE Book 1a - Chapter 1 this is page 16 Whole Numbers 1
