How much is 78 minus 64?

To determine the result of subtracting 64 from 78, you can think of it as finding out how many units are left when you take away a certain amount from a larger amount.

Starting with 78, if you subtract 64, you're effectively saying how much remains after removing 64 units from 78. The calculation is straightforward:

78 - 64 equals 14.

This is done by counting how far down 64 goes from 78; you can visualize it as making a number line. From 78, you can move left 64 steps and land on 14.

Therefore, the answer 14 is correct because it's the numerical result of the subtraction. It shows a clear understanding of basic arithmetic operations, specifically subtraction.