Question

please give the answer quickly ​

Answer 1

Answer:

1) ____ don't know

2)The natural numbers are "closed" under addition and multiplication. ... The subtraction of two natural numbers does NOT necessarily create another natural number (3 - 10 = -7). The division of two natural numbers does NOT necessarily create another natural number (1 ÷ 2 = ½). not closed under subtraction and division.

Answer 2

Answer:

hey Preeti my friend please don't cheat in at least chapter test I know it is a question from chapter test

Step-by-step explanation:

Hope you give me at least 20 thanks or I will tell to sir