Well here is your first part...
3.56×10^-5
Its negative so go to the left:
=.00000356
Here is your second part...
4×10^4×3×10^4
There both positive so go to the right
=40000 =30000
Then you multiply....
40000×30000=
= 1200000000
Here's your third part...
You need to divide 31 by 117
31÷117=
=0.2650%
Answer:
Step-by-step explanation:
First add 45 and 78 to find the total weight in grams.
45 + 78 = 123
Then find the weights that will work 1 100, 2 10, 3 1,
Answer
<span>B multiplication
hope it helps</span>
Answer:
86
Step-by-step explanation:
B because you get more for a cheaper price.