There are 10millimeters in one centimeter.
Since centimeter is a bigger measurement you'd multiply.
170 * 10 = 1700
There are 1700 millimeters in 170cm
Answer
1700 millimeters
If the image does not open, just let me know
Hope this helps with the answer to your question:)
Answer:
7 1/2+ 7 1/2=146 of 146 Kerry and Eric ran the same amount each