Decimal Operations Word Problems

Front

What is a decimal?

Back

A decimal is a way of representing fractions or parts of a whole using a dot (.) to separate the whole number from the fractional part.

Front

How do you add decimals?

Back

To add decimals, align the numbers by the decimal point and add as you would with whole numbers, placing the decimal point in the sum directly below the other decimal points.

Front

How do you subtract decimals?

Back

To subtract decimals, align the numbers by the decimal point and subtract as you would with whole numbers, placing the decimal point in the difference directly below the other decimal points.

Front

What is the area of a rectangle?

Back

The area of a rectangle is calculated by multiplying its length by its width. Formula: Area = Length × Width.

Front

How do you multiply decimals?

Back

To multiply decimals, multiply the numbers as if they were whole numbers, then count the total number of decimal places in both numbers and place the decimal point in the product accordingly.

Front

What is the process to divide decimals?

Back

To divide decimals, move the decimal point in the divisor to the right until it is a whole number, then move the decimal point in the dividend the same number of places. Divide as usual.

Front

What is the total cost if you buy multiple items?

Back

To find the total cost, add the prices of all items together.

Front

How do you find the difference between two decimal numbers?

Back

To find the difference, subtract the smaller number from the larger number.

Front

What is the significance of the tenths place in a decimal?

Back

The tenths place is the first digit to the right of the decimal point, representing one-tenth of a whole.

Front

What does it mean to double a quantity?

Back

To double a quantity means to multiply it by 2.