Question

evaluate. express your answer in scientific notation.
$9.5 \times 10^{-3} + 6.6 \times 10^{-3}$
answer attempt 1 out of 2
answer: $\square \times 10^{\square}$
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Explanation:

Step1: Factor out common term

$9.5 \times 10^{-3} + 6.6 \times 10^{-3} = (9.5 + 6.6) \times 10^{-3}$

Step2: Add the coefficients

$9.5 + 6.6 = 16.1$

Step3: Adjust to scientific notation

$16.1 \times 10^{-3} = 1.61 \times 10^{-2}$

Answer:

$1.61 \times 10^{-2}$