Question

How many times greater is 3.9*10^-4 than 7.8 10^-6

Answer 1

Answer:

50

Step-by-step explanation:

i am sure for that.it is so easy

Answer 2

Answer:

50 times greater than 7.8×10^-6

Step-by-step explanation:

$\frac{3.9•10^{- 4}}{7.8•10^{- 6} \\\\\\ \frac{3.9}{7.8}•10^{- 4 -(- 6)} \\\\\\\ \frac{1}{2}•10^{- 4 + 6} \\\\\\ \frac{1}{2}•10^2 \\\\\\ \frac{1}{2}•100 \\\\\\ \frac{100}{2} \\\\\\ 50$

I hope I've helped you.