GregMat Medium Practice Questions


How did 25 times smaller than x become 25 (A *10^2 + B *10^1 + C *10^0) ?
Shouldn’t 25 times smaller than x be = X-25X?

For a number x to be 25 times smaller than another number y, it needs to have the following relationship:

x * 25 = y

The relationship that you outline of (X-25X) is incorrect. The A, B, C is just an attempt to represent the number using the values of each digit.

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