Answer:

Step-by-step explanation:
Because both of the fractions have a common denominator they can be subracted without any other work.
Answer:
0.250
Step-by-step explanation:
0.001x250=0.250
Answer:
the first four
Step-by-step explanation:
The last two do not equal 9 or .90
Answer: D, -13<-10
Step-by-step explanation:
Which ever way the open part of the '<' is facing, means that it is greater than the other number.
-13 is smaller than -10 so the open part of the symbol would face towards -10 and the pointy part would fact towards the -13.
Hope this helps :)