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What is the line corresponding to the math ratio of senior one?
The fractional line in primary school mathematics represents the average score.

The horizontal line in the middle of the score is called fractional line, the number above the fractional line is called numerator, and the number below the fractional line is called denominator. Sometimes it is a slash "/",with numerator on the left and denominator on the right.

In a sense, the fractional line is equal to the division symbol and the comparison symbol. The numerator is the dividend and the denominator is the divisor; The numerator is on the left of the comparison symbol and the denominator is on the right.