Which number line correctly shows 4.5-2.5?
O
O
O
0
-4.5
0.5
K
2
-3.5 -3 -2.0
25
2₂
-2.5 -2 -1.5 -1 -0.5 6.5 1 1.5
K
2
3
2.5
3.5
-1
3
-0.5
1
4.5
42
0
➜
3.5 4 4.5