Adding, Subtracting, and Multiplying Decimals

Front

What is the result of 8.42 - 5.14?

Back

3.28

Front

What is 4 x 0.03?

Back

0.12

Front

What is 12.3 + 13.45?

Back

25.75

Front

What is 94 - 4.8?

Back

89.2

Front

Which number has 9 in the tenths place? 16,453.896, 23,869.159, 54,823.912, 27,890.534

Back

54,823.912

Front

Define a decimal.

Back

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

Front

What does the tenths place represent 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

How do you add decimals?

Back

Align the decimal points and add as you would whole numbers, placing the decimal point in the answer directly below the other decimal points.

Front

What is the process for subtracting decimals?

Back

Align the decimal points, subtract as you would whole numbers, and place the decimal point in the answer directly below the other decimal points.

Front

What is the rule for multiplying decimals?

Back

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