Understanding Decimals- Unit 2 Review

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. For example, 0.5 is a decimal.

Front

How do you read the decimal 0.32?

Back

You read 0.32 as 'thirty-two hundredths'.

Front

Which is smaller: 28.3 or 28.103?

Back

28.103 is smaller than 28.3.

Front

What does the decimal 5.3 represent?

Back

5.3 represents five and three tenths.

Front

How do you round 9.505 to the tenths place?

Back

When rounding 9.505 to the tenths place, it becomes 9.5.

Front

What is the value of 0.2 in terms of fractions?

Back

0.2 is equivalent to 2/10 or 1/5.

Front

How do you estimate the sum of 9.505 and 0.2683 by rounding?

Back

You round 9.505 to 9.5 and 0.2683 to 0.3, so the estimate is 9.5 + 0.3 = 9.8.

Front

What is the decimal representation of one and two tenths?

Back

One and two tenths is represented as 1.2.

Front

How do you compare decimals?

Back

To compare decimals, align the decimal points and compare digit by digit from left to right.

Front

What is the decimal for 53?

Back

The decimal for 53 is simply 53.0.