Question

A dime has a diameter of about 18 millimeters. About how many millimeters long would a row of 34 dimes be?

Answer 1

If a dime is 18 mm, and u have a row of 34 dimes....

then ur row will be : 18 * 34 = 612 mm in length <==

Answer 2

This is simple. One dime = 18 mm.

So simply multiply 34 by 18 to get 612 mm.

Hope this helps!