Paper weight calculation Solution: a piece of A4 paper is 27g. Please help to work out the weight per square meter Please bring the formula What is the minus sixth power of 10?

Paper weight calculation Solution: a piece of A4 paper is 27g. Please help to work out the weight per square meter Please bring the formula What is the minus sixth power of 10?

A4 = 210 * 297 mm = 210 * 297 * 10
Weight per square meter = 27 / A4