Need help with these questions. Simplify them.
Simplify.
|–10 – 3| =
Which set of numbers is ordered from least to greatest?
A.
{0.4, 2.3, –1.1, –2, –3.1}
B.
{2.3, 0.4, –1.1, –2, –3.1}
C.
{–3.1, –2, –1.1, 2.3, 0.4}
D.
{–3.1, –2, –1.1, 0.4, 2.3}
What is the middle number when the numbers {5.1, –3.6, 0, –2, –1.1} are ordered from least to greatest?