Question 483221
1. -4.55=4 55/100 = 4 11/20 = 91/20 Rational
2. Square root of 10 Irrational 
3. -31 negative integer
4. 12 over 2 = 6 natural
5. 3 pi (the correct spelling) over 2 = (3/2)pi irrational
.
all integers are rational.
all natural numbers are integers.
whole numbers are integers.
all the above numbers are real.
.
Ed