Decimal Operations

Front

What is the first step when adding and subtracting decimals?

Back

Line up the decimals.

Front

How do you perform the operation 7.9 - 3.47?

Back

4.43

Front

What must be done first if there is a decimal in the divisor?

Back

Move the decimal to the right to make the divisor whole.

Front

How do you place the decimal in the product of 23.9 x 4.37?

Back

104.443.

Front

What is the result of 4 x 0.03?

Back

0.12.

Front

Why is it important to line up decimals when adding or subtracting?

Back

To ensure that each digit is in the correct place value.

Front

What is the process for multiplying decimals?

Back

Multiply as if they are whole numbers, then place the decimal in the product.

Front

How do you convert a decimal division problem into a whole number division problem?

Back

Move the decimal in the divisor to the right until it is a whole number, and do the same with the dividend.

Front

What is the value of 0.5 + 0.25?

Back

0.75.

Front

How do you round the decimal 3.678 to two decimal places?

Back

3.68.