Find the value of 10 - 9 using number line:
-1
-2
+1
+2
10 - 9 =
=> Move 9 steps to left from 10 and you will reach +1.
Find the value of -9-(-10) using the number line:
Find the value of 9+10 using number line:
Using number line . [4 MARKS] (a) Find the value of – 8 – (–10) (b) Find the value of 6 – 2