Write 2 3/10 as a decimal

Which expression is equivalent to (9x - 3 1/ + 1 3/8)

Adam drew two same size rectangles and divided them into the same number of equal parts. he shaded 1/3 of one rectangle and 1/4 of the other rectangle. what is the least number of parts into which both rectangles could be divided into?

An angle that measures between 90 and 180° is called a(,