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3 1/3 is nothing but 10/3
its reciprocal is 3/10 which is 0.3
a multiplicative identity exists in such a way that when we multiply any number with it , we must get the number itself
any number multiplied with 1 will give the number itself.
hence 1 is the multiplicative identity of integers.
Yes 0.3 is the reciprocal of 3 1/3 that is 10/3
1 is the multiplicative identity for integers