(10) times (negative 2) = -2 x 101
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- 1/2 or -5/10
It is 2*10^27 or 2^28*5^27.
2.0 × 10-3 written in standard form is 0.0020
Yes. 10^-2 = 1/(10^2) = 1/100, 10^-5 = 1/100000
a negative times a positive is a negative so 2*-4=-8+10=2