seconds
Name:____________________
Click or Tab to Start
16
28
32
40
4
÷
4
÷
4
÷
4
÷
4
÷
4
48
36
4
48
24
÷
4
÷
4
÷
4
÷
4
÷
4
20
32
48
20
8
÷
4
÷
4
÷
4
÷
4
÷
4
16
40
12
8
28
÷
4
÷
4
÷
4
÷
4
÷
4