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1 multiplication of community
2 addive identy
3addition of association
4 multiplicative closure propertt
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a.5×12=12×5
a×b=b×a
ans= commutative identity
b.47+0=47
a+0=a
ans= additive identity
c.56+(35+27)=(56+35)+27
a+(b+c)=(a+b)+c
ans= associative of addition
d.498×0
a×0=0
ans=zero property of whole numbers
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