Answer:
-7 × 10
Step-by-step explanation:
Explanation:
6.3
×
10
5
is the same value as
63
4
So we have:
9
3
ddd
→
ddddddddd.d
If the sum of the digits is exactly divisible by 3 then the actual number is also exactly divisible by 3
6
+
=
so we will divide both top and bottom by 3 to simplify the fraction.
÷
Note that:
21
7
1
so we have:
(
)
7.0
Negative version works the same exact way but with a negative sign
I hope this helps:))
b
Answer: 1/1000
1 * 10^-3 = 1 * 1/10^3 = 1/1000
0.6H=85 would probably be the answer