Dividing decimals with models

Front

What is a decimal?

Back

A decimal is a number that includes a decimal point, which separates the whole number part from the fractional part. For example, 3.14 is a decimal.

Front

How do you divide a decimal by a whole number?

Back

To divide a decimal by a whole number, you can use long division. Move the decimal point in the dividend (the number being divided) to the right as needed to make it a whole number, and then divide.

Front

What does it mean to divide by 10?

Back

Dividing a number by 10 moves the decimal point one place to the left. For example, 5.6 ÷ 10 = 0.56.

Front

What is the result of 1.8 ÷ 9?

Back

0.2

Front

How do you find the cost of one item when given the total cost and quantity?

Back

To find the cost of one item, divide the total cost by the number of items. For example, if 6 granola bars cost $9.12, then each bar costs $9.12 ÷ 6 = $1.52.

Front

What is the result of 1.2 ÷ 0.6?

Back

2

Front

How do you divide a decimal by another decimal?

Back

To divide a decimal by another decimal, you can multiply both the dividend and the divisor by 10 for each decimal place in the divisor until the divisor is a whole number.

Front

What is the cost of one stick of gum if a pack of 6 costs $1.38?

Back

$0.23

Front

What does the division model represent?

Back

The division model visually represents how many times a number can fit into another number, often using arrays or groups.

Front

What is the equation for dividing 3.5 by 7?

Back

3.5 ÷ 7 = 0.5