Decimal Operations Practice

Front

What is a decimal?

Back

A decimal is a fraction expressed in a special form. It uses a decimal point to separate the whole number part 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 whole numbers, placing the decimal point in the sum directly below the other decimal points.

Front

What is the process for subtracting decimals?

Back

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

Front

How do you multiply decimals?

Back

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

Front

What is the rule for dividing decimals?

Back

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

Front

Calculate: 2.78 + 2.27

Back

5.05

Front

Calculate: 4 x 27.90 + 2 x 37.95

Back

$187.50

Front

Calculate: 14.4 x 6

Back

86.4 gallons

Front

Calculate: 6.75 ÷ 1.5

Back

$4.50

Front

Calculate: 5.75 ÷ 0.25

Back

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