Operations with Decimals

Front

What is the sum of 0.87 and 6.12?

Back

6.99

Front

What is 16.25 multiplied by 1.3?

Back

21.125

Front

What is 20.72 divided by 8?

Back

2.59

Front

What is the difference between 43.68 and 40.67?

Back

3.01

Front

What is 20 plus 5.89?

Back

25.89

Front

Define 'decimal'.

Back

A decimal is a fraction expressed in a special form, where the denominator is a power of ten.

Front

What does it mean to 'add' decimals?

Back

To add decimals, align the decimal points and add as you would whole numbers.

Front

What is the process of 'subtracting' decimals?

Back

To subtract decimals, align the decimal points and subtract as you would whole numbers.

Front

How do you multiply decimals?

Back

Multiply as if they are whole numbers, then count the total number of decimal places in both factors and place the decimal in the product.

Front

What is the rule for dividing 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.