What is 1,000x1,000x1,000x1,000.

Question

I think 1,000 x 1,000 x 1,000 x 1,000 = 1,000,000,000,000.

Answer 1

The easiest way to multiply powers of 10 is just count the zeros.

10 x 10 has 2 zeros, the answer, 100, also has 2 zeros

10 x 100 has 3 zeros, the answer, 1000, also has 3 zeros

etc