Order the numbers correctly from greatest to least 9 x 10^7
23,690
6.32 x 10 ^-6
5.13 x 10^2
8.91 x 10^-3
0.000345

90000000, 23,690, 513, 0.00891, 0.000632, and 0.000345

or 9x10^7, 23,690, 5.13x10^2, 8.91x10^-3, 6.32x10^-6, and 0.000345

Step-by-step explanation:

9x10^7=90000000

23,690

6.32x10^-6=0.000632

5.13x10^2=513

8.91x10^-3=0.00891

0.000345

sorry if wrong

the answer is b

step-by-step explanation:

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.