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5 Written questions
5 Multiple choice questions
 (a+b)+c = a+(b+c)
 a(1)= a
 Commutative property
 additive inverse
 multiplication property of zero
5 True/False questions

multiplication property of zero → a(0)=0

additive inverse → 2+(2)= 0

commutative property → (a+b)+c = a+(b+c)

when added to a number, the number stays the same (0) → additive identity

multiplicative inverse → a(1/a)=1