5 Digits Number? What 5-digit number has the following features:
If we put the numeral 1 at the beginning, we get a number three times smaller than if we put the numeral 1 at the end of the number.
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Step-by-step explanation:
If we put numeral 1 in front of the number, we get a number three times smaller, than if we put the numeral 1 behind this number. Using an easy equation: 3(x+100000) = 10x+1 we find out that the number is 42857.
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