Any number times its reciprocal equals 1.
What times 18 equals 1?
The answer is 1/18 (one eighteenth).
Test your answer by multiplying the two together.
18 times 1/18 equals 18/18 which equals 1 since any number divided by itself equals 1.
2006-10-10 10:37:30
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answer #1
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answered by RLP 3
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The reciprocal of any number is 1 divided by the number.
1/18 =
2006-10-10 10:37:58
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answer #2
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answered by Helmut 7
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1/18....the reciprocal is the number in fraction form flipped....
So 18=18/1
and 18/1 flipped is
1/18
2006-10-10 10:38:35
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answer #3
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answered by Anonymous
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the reciprocal of any number is to just to find the denominator and flip it with the numerator
for 18 it is actually 18/1 so after being flipped over
it is 1/18
there is always a one under a whole nimber
2006-10-10 10:44:20
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answer #4
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answered by alettyo 1
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1/18 to find a reciprocal you just flip the numbers of the fraction and if 18 were a fraction it would be 18/1 so ya that's about it hope i helped!
2006-10-10 10:43:07
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answer #5
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answered by Anonymous
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1/18.
2006-10-10 10:36:57
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answer #6
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answered by Anonymous
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it's 1/18
2006-10-10 10:41:47
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answer #7
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answered by Djinie 1
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i'm dumb when it somes to math too. hate it. but the answer is 1/18.
2006-10-10 10:38:16
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answer #8
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answered by curiousgirl 2
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