Decimal

Front

What is a decimal?

Back

A decimal is a way of representing numbers that are not whole, using a point (.) to separate the whole number part from the fractional part.

Front

What does the decimal point represent?

Back

The decimal point separates the whole number from the fractional part in a decimal number.

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 sum.

Front

What is the total of 3.5 and 4.25?

Back

7.75

Front

How do you multiply decimals?

Back

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

Front

What is 0.3 x 0.04?

Back

0.012

Front

How do you convert a fraction to a decimal?

Back

Divide the numerator by the denominator.

Front

What is 5/100 + 6/10?

Back

65/100

Front

Why is estimating important in decimal problems?

Back

Estimating helps to quickly assess the reasonableness of an answer before calculating the exact value.

Front

What is 7 x 0.02?

Back

0.14