Use scientific notation to simplify. Write the answer in both scientific notation and standard notation.
-$\frac{49,000 \times 0.0004}{0.007 \times 7,000,000}$

A) $4 \times 10^{-4} ; 0.0004$
B) $4 \times 10^{-3} ; 0.004$
C) $4 \times 10^{-2} ; 0.04$
D) $0.4 \times 10^{-3} ; 0.004$

Question

Use scientific notation to simplify. Write the answer in both scientific notation and standard notation.
-$\frac{49,000 \times 0.0004}{0.007 \times 7,000,000}$

A) $4 \times 10^{-4} ; 0.0004$
B) $4 \times 10^{-3} ; 0.004$
C) $4 \times 10^{-2} ; 0.04$
D) $0.4 \times 10^{-3} ; 0.004$

Quizplus · Accepted Answer

The calculation simplifies to $4 \times 10^{-4}$ in scientific notation and $0.0004$ in standard notation.

Use Scientific Notation to Simplify 49,000×0.00040.007×7,000,000\frac{49,000 \times 0.0004}{0.007 \times 7,000,000}0.007×7,000,00049,000×0.0004​ A) 4×10−4;0.00044 \times 10^{-4} ; 0.00044×10−4;0.0004

Use Scientific Notation to Simplify $\frac{49,000 \times 0.0004}{0.007 \times 7,000,000}$ A) $4 \times 10^{-4} ; 0.0004$