Decimal Operations

Front

What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a decimal point. For example, 0.5 is a decimal representation of 5/10.

Front

How do you add decimals?

Back

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

Front

What is the result of 2.39 x 4.37?

Back

10.4443

Front

How do you perform addition with decimals?

Back

Align the decimal points, add the numbers as whole numbers, and place the decimal point in the result.

Front

What is the sum of 2.98 and 5.3?

Back

8.28

Front

How do you divide decimals?

Back

To divide decimals, move the decimal point in the divisor to make it a whole number, and move the decimal point in the dividend the same number of places.

Front

What is 0.6 ÷ 5?

Back

0.12

Front

What is 1.08 ÷ 4?

Back

0.27

Front

What is the product of 4 and 0.03?

Back

0.12

Front

What is the importance of decimal places?

Back

Decimal places indicate the precision of a number. More decimal places mean more precision.