Division: 2-Digit Divisor

Front

What is the process of division in mathematics?

Back

Division is the process of determining how many times one number (the divisor) is contained within another number (the dividend).

Front

What is a 2-digit divisor?

Back

A 2-digit divisor is a number that has two digits, ranging from 10 to 99, used to divide another number.

Front

How do you perform long division with a 2-digit divisor?

Back

1. Divide the first part of the dividend by the divisor. 2. Multiply the divisor by the result and subtract from the dividend. 3. Bring down the next digit and repeat until all digits are used.

Front

What does 'remainder' mean in division?

Back

A remainder is the amount left over after division when the dividend is not evenly divisible by the divisor.

Front

How do you express a division problem with a remainder?

Back

A division problem with a remainder can be expressed in the form 'quotient r remainder', where the quotient is the result of the division and the remainder is what is left over.

Front

What is the formula for calculating the number of items per day if given a total and a time frame?

Back

The formula is: Number of items per day = Total items / Number of days.

Front

How do you calculate the number of packages needed when given a total quantity and package size?

Back

To find the number of packages needed, divide the total quantity by the number of items in each package and round up if necessary.

Front

What is the significance of estimating in division problems?

Back

Estimating helps to quickly determine if the answer is reasonable and can assist in checking the accuracy of the final result.

Front

What is the relationship between multiplication and division?

Back

Multiplication and division are inverse operations; knowing one can help solve the other. For example, if 8 x 4 = 32, then 32 ÷ 4 = 8.

Front

How can word problems be translated into mathematical equations?

Back

Identify keywords and phrases in the problem, assign variables, and set up an equation that represents the situation described.