Is the value of the 3 in 83.47 is 1/10 the value of the 3 in 95.33 true or false

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?

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

Hiroaki wants to find 3 3/4 - 7/8 explain why he must rename 3 3/4 to do the subtraction.