Index
=>
Solve
15
-
2
x
11
-
3
x
7
-
x
11
17
14
10
16
13
=
0
Matching exercise
Match the items on the right to the items on the left.
Check
OK
Step 1
Step 2
Step 3
Step 4
Step 5
Step 6
Step 7
Step 8
Step 9
