[3 marks sum]

Question 13 Marks

Use a number line to write the following integers in descending (decreasing) order:
-4, 3, -8, -12, -7 and 6.

Answer

$-4,3,-8,-12,-7$ and 6 .
Draw a number line for integers, as shown below, and mark on it all the given integers.

$
\text { Clearly, the given integers in the descending order are: } 6>3>-4>-7>-8>-12
$

Question 23 Marks

Use a number line to write the following integers in descending (decreasing) order:
-10, 0, 3, -4, 12, 11, -1 and 5

Answer

$
-10,0,3,-4,12,11,-1 \text { and } 5
$
Draw a number line for integers, as shown below, and mark on it all the given integers.

$
\text { Clearly, the given integers in the descending order are: } 6>3>0>-7>-8>-10>-12
$

Question 33 Marks

Use a number line to write the following integers in ascending (increasing) order:
-6, 7, 0, -9, 5 and 9

Answer

$-6,7,0,-9,5$ and 9
Draw a number line for integers, as shown below, and mark on it all the given integers.

$
\text { Clearly, the given integers in the ascending order are: }-9<-6<0<5<7<9
$

Question 43 Marks

Use a number line to write the following integers in ascending (increasing) order:
-5, 8, 0, -9, 4, -14 and 12

Answer

$
-5,8,0,-9,4,-14 \text { and } 12
$
Draw a number line for integers, as shown below, and mark on it all the given integers.

Clearly, the given integers in the ascending order are:
$
-14<-9<-5<0<4<8<12
$

MATHS [3 marks sum]