Multiplication and Division Review

Front

What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of a number. For example, 3 x 4 means adding 3 four times (3 + 3 + 3 + 3 = 12).

Front

What is division?

Back

Division is a mathematical operation that represents the process of splitting a number into equal parts. For example, 12 ÷ 3 means splitting 12 into 3 equal parts, which equals 4.

Front

How do you find the number of complete bundles when dividing?

Back

To find the number of complete bundles, divide the total number of items by the size of each bundle and ignore any remainder.

Front

What is a remainder in division?

Back

A remainder is the amount left over after division when the numbers do not divide evenly. For example, in 10 ÷ 3, the quotient is 3 and the remainder is 1.

Front

How can you check your division answer?

Back

You can check your division answer by multiplying the quotient by the divisor. If the product equals the original number, your division is correct.

Front

What is the formula to calculate total earnings from a buffet?

Back

Total earnings = Number of people x Price per person. For example, if 165 people pay $17 each, the total earnings are 165 x 17.

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What does it mean to use the same number of items for each group?

Back

Using the same number of items for each group means that each group receives an equal share of the total items, which is essential in division.

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What is the relationship between multiplication and division?

Back

Multiplication and division are inverse operations. If a x b = c, then c ÷ b = a.

Front

How do you solve a word problem involving division?

Back

Identify the total amount, the number of groups, and the size of each group. Use division to find the answer.

Front

What is the importance of understanding remainders in division?

Back

Understanding remainders helps in real-life situations where items cannot be evenly distributed, such as when making bundles.