Question 1140783
-7 is an integer
-2/7 is a rational number, written as a fraction of two integers
0 is a whole number
0.75 is a rational number (3/4)
sqrt(100) is ten or an integer
The sqrt (3) and pi are both irrational as stated

Natural numbers are 1,2,3,4,5,67,8,9
Real numbers are everything except for complex or imaginary numbers (with I in them)