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230 +/- 10% V

A =/= B

right arrow -->
left arrow <--
double arrow <-->

Good: 1st 2nd 3rd 11th 12th 13th 15th 32nd 103rd

Bad: 1th 2th 3th 2rd 1nd 22th 33th 41nd 53nd

Fraction 1/2
Fraction 1/4
Fraction 3/4
Fraction 1/3
Fraction 2/3
Fraction 1/5
Fraction 2/5
Fraction 3/5
Fraction 4/5
Fraction 1/6
Fraction 5/6
Fraction 1/8
Fraction 3/8
Fraction 5/8
Fraction 7/8
