decimals

Front

What is a decimal?

Back

A decimal is a number that includes a decimal point, which separates the whole number part from the fractional part.

Front

What does the digit 5 represent in the number 78.25?

Back

.05

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 3.5 + 1?

Back

4.5

Front

How do you multiply decimals?

Back

Multiply as you would whole numbers, then count the total number of decimal places in both factors to place the decimal in the product.

Front

What is 2 x 0.04?

Back

0.08

Front

How do you round a decimal to the nearest whole number?

Back

Look at the digit to the right of the place you are rounding to. If it's 5 or more, round up; if it's less than 5, round down.

Front

What is 55.24 rounded to the nearest whole number?

Back

55.00

Front

How do you compare decimals?

Back

Line up the decimal points and compare digit by digit from left to right.

Front

Which is greater: 6.81 or 6.87?

Back

6.87 is greater than 6.81.