HOW TO MEASURE & CONVERT MEASUREMENTS

---

QUICK & SIMPLE WAYS to BALL PARK AND ACCURATELY MEASURE ALMOST ANYTHING.

  THE BASIC CONVERSIONS FOR METRIC ARE:

  1. Every 1/8 of an INCH  ≈ 3mm
  2. Every INCH ≈ 25mm
  3. Every YARD ≈ 0.91m
  4. Every METER ≈ 39 INCHES
  ________________________________________

  more to be added alter

HOW MANY INCHES IN DIAMETER IS A 155mm CANNON SHELL?

   HOW TO CONVERT THE SHELL TO INCHES:

    We divide the 155mm by 25mm to get inches

    155/25 ≈ 6.1 inches

    This symbol ≈ means almost equal to