Question

FREE FAN!! AND MEDAL!!!!!


Which equations show that the set of whole numbers is not closed under subtraction?

Choose all answers that are correct.

A.
1 – (–2) = 3

B.
1 – 2 = –1

C.
2 – 0 = 2

D.
2 – 4 = –2

Answer 1

b

Answer 2

There is more than one though.

Answer 3

yes you r correct @markchernioglo

Answer 4

b and a i think but i dont think a could be one

Answer 5

Which sets of numbers are closed under subtraction?

Choose all answers that are correct.

A.
odd natural numbers

B.
rational numbers

C.
{0, 1}

D.
{0, 1, 2}

Answer 6

o.o hummm.....

Answer 7

:P

Answer 8

sorry

Answer 9

u dont know

Answer 10

@wio can u help me

Answer 11

im not very sure :PPPPPPPPPPPPPPPPPPP

Answer 12

yeah than might work @wio @wio @wio @wio

Answer 13

he never helps :P

Answer 14

Rational numbers include all negatives, so they're closed on subtraction