Download The Negative Numbers Pack

Negative numbers are
numbers that are
less than zero.
We write a minus sign in
front of the digits to show
that they are negative.
Negative Numbers (less than 0)
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
Positive Numbers (more than 0)
0
1
2
3
4
5
6
7
8
9
10
Looking at number lines can help us
to understand negative numbers.
Lower numbers are on
the left and higher
numbers are on the right.
5 is higher than -7
-1 is higher than -9
Is -8 higher or lower than 7?
Is 14 higher or lower than -15?
We use negative
numbers in many
different ways.
The temperature
is -7oC.
It’s VERY cold!
The coordinates of the
green circle are (-6, 4).
My bank balance is -£100.
I owe the bank 100 pounds!
Level -3 is three
floors below
ground floor.
When you are solving negative number problems
with a calculator, look for the +/- key.
Let’s work out -5 + 7
using a calculator.
Press these buttons…
+/- 5
+
7
=
This tells the calculator to
make the next number that
you enter negative.
The answer is 2.
Negative Numbers Positive Numbers
-10 -9 -8 -7 -6 -5 -4 -3 -2 -1
0
1
2
3
4
5
6
7
8
9
10
5
6
7
8
9
10
5
6
7
8
9
10
Negative Numbers Positive Numbers
-10 -9 -8 -7 -6 -5 -4 -3 -2 -1
0
1
2
3
4
Negative Numbers Positive Numbers
-10 -9 -8 -7 -6 -5 -4 -3 -2 -1
©
0
1
2
3
4
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Images: © ThinkStock
Write five negative numbers
that are larger than:
Write five negative numbers
that are larger than:
-30
-10
1
2
Write five negative numbers
that are less than:
Write five negative numbers
that are less than:
-5
-100
3
4
©
www.teachingpacks.co.uk
Images: © ThinkStock
What numbers are shown by
the arrows on this number line?
-10
-5
What numbers are shown by
the arrows on this number line?
0
9
10
Mark the following three numbers
on the number line below.
-9
-10
0
-25
-4
Mark the following three numbers
on the number line below.
-2
-5
-80
0
11
-90
12
©
www.teachingpacks.co.uk
Images: © ThinkStock
-75
-9
0
1.
-2
-
-8
+
1
-
-5
4
-
-9
+
+
=
+
-9
-
-9
3
=
-10
-6
©
www.teachingpacks.co.uk
Images: © ThinkStock
+
-7
4.
=
+
=
6
-
-7
+
=
+
-
+
0
-6
+
=
5
+
=
=
+
=
=
-4
=
-
-10
+
=
+
+
=
+
-9
+
3
=
+
-
=
=
-
+
+
4
=
-
0
-
=
3
+
-
+
Can you calculate the total
of each row and column in
the boxes above?
A
-8
+
=
=
2
-
+
=
=
+
-8
+
+
+
5
-
=
-
=
+
8
+
-9
+
=
-
-9
2.
=
+
+
+
1
-
=
+
-2
-
-
=
3.
+
+
+
2
-8
1
+
=
=
+
=
=
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Mark and Helen