How do you add $17.65 x 10^2 + 1.625 x 10^3$ ?

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Answer 1 · 2018-03-28T18:29:11

Change both terms to the same power of ten and then add the significant digits.

Changing the first term to a power of $10^3$

$17.65 xx 10^2 = 1.765 xx 10^3$

Now since the terms are the same they can be added.

$1.765 xx 10^3 + 1.625 xx 10^3 = 3.390 xx 10^3$

How do you add 17.65 x 10^2 + 1.625 x 10^317.65 x 10^2 + 1.625 x 10^3?