Please solve all the questions

Dear Student,

Answer 32-)  0 - 0 = 0
Answer 33-) both (2) and (3).
Closure property in the whole number states that if we do the operation between two whole numbers we should get a whole number.
For e.g- 2,5 are the whole number.
2-5=(-3) is not a whole number.
52‚Äč=0.4 is not a whole number.
Closure property is not satisfied with w.r.t. subtraction and division in whole numbers. 

Answer 34-) The whole number 0 (zero) is called the additive identity or the identity element for the addition of whole numbers.

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