5th Grade Math

Front

What is expanded place value form?

Back

Expanded place value form is a way of writing a number that shows the value of each digit. For example, 734.924 in expanded form is (7 x 100) + (3 x 10) + (4 x 1) + (9 x 0.1) + (2 x 0.01) + (4 x 0.001).

Front

How do you compare decimals?

Back

To compare decimals, align the decimal points and compare digit by digit from left to right. The first digit that differs determines which decimal is greater or smaller.

Front

What is standard form in mathematics?

Back

Standard form is a way of writing numbers using digits. For example, the number 300,000 + 90,000 + 7,000 + 100 + 60 in standard form is 397,160.

Front

How do you write the decimal for seven hundred ninety-two and five hundredths?

Back

The decimal for seven hundred ninety-two and five hundredths is written as 792.05.

Front

What does 10^3 equal in standard form?

Back

10^3 equals 1000 in standard form.

Front

What is the value of the digit 3 in the number 734.924?

Back

In the number 734.924, the digit 3 is in the tens place, so its value is 30.

Front

What is the value of the digit 9 in the number 734.924?

Back

In the number 734.924, the digit 9 is in the tenths place, so its value is 0.9.

Front

How do you convert a number from expanded form to standard form?

Back

To convert from expanded form to standard form, add all the values together. For example, (7 x 100) + (3 x 10) + (4 x 1) + (9 x 0.1) + (2 x 0.01) + (4 x 0.001) equals 734.924.

Front

What is the place value of the digit 2 in the number 734.924?

Back

In the number 734.924, the digit 2 is in the hundredths place, so its value is 0.02.

Front

How do you round the number 38.042 to the nearest hundredth?

Back

To round 38.042 to the nearest hundredth, look at the third decimal place (2). Since it is less than 5, you keep the second decimal place (4) the same, resulting in 38.04.