Decimal Operations

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

Align the decimal points and add as you would whole numbers, then place the decimal point in the answer.

Front

What is the result of 1.4 x 4.5?

Back

6.30

Front

How do you subtract decimals?

Back

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

Front

What is 4 x 0.03?

Back

0.12

Front

What do you do when dividing a decimal by a whole number?

Back

Divide as you would with whole numbers, and place the decimal point in the quotient directly above the decimal in the dividend.

Front

What is the result of 55.78 + 4.6?

Back

60.38

Front

What is the result of 7.05 - 4.6?

Back

2.45

Front

What is the first step in dividing a decimal when the divisor is a whole number?

Back

Move the decimal straight up in the quotient.

Front

What is the value of 0.12 in fraction form?

Back

0.12 is equal to 12/100 or 3/25.