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How to distinguish dividend from divisor? How to arrange vertical calculation?
The method of distinguishing divisor from dividend: dividend is before divisor, and divisor is after divisor.

In the division formula, the number before division is called dividend, and the number after division is called divisor.

If ab=c(b≠0), the operation of finding another factor A by multiplying the product C and the factor B is division, which is marked as c÷b and pronounced as C divided by B (or B divided by C). Among them, c is called dividend, b is called divisor, and the result of a operation is called quotient.

For example: 652÷23

652 is before the divisor, so 652 is the dividend and 23 is after the divisor, so 23 is the divisor.

Vertical expression:

The dividend is on the red line and the divisor is on the orange line.

Extended data:

Correlation division formula:

1, dividend = quotient

2. Dividend = divisor

3, divisor × quotient = dividend

4. Divider = (dividend-remainder) quotient

5, quotient = (dividend-remainder) ÷ divisor

Operational nature of the Division:

1, the dividend is enlarged (reduced) by n times, and the quotient is correspondingly enlarged (reduced) by n times under the condition that the divisor is unchanged.

2. The divisor is expanded (reduced) by n times, while the dividend is unchanged, and the quotient is correspondingly reduced (expanded) by n times.

3. Dividing the dividend by two divisors is equal to dividing by the product of these two divisors.