Representing whole numbers and decimals

Front

What is standard form in mathematics?

Back

Standard form is a way of writing numbers using digits, where the number is expressed in its usual numerical notation.

Front

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

Back

To convert from expanded notation to standard form, you add together the values of each term in the expanded form.

Front

What is the expanded notation of the number 2,345?

Back

(2 x 1,000) + (3 x 100) + (4 x 10) + (5 x 1)

Front

How do you compare two decimal numbers?

Back

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

Front

What is the value of the digit 5 in the number 5,678?

Back

The value of the digit 5 in the number 5,678 is 5,000.

Front

What does it mean to represent a number in decimal form?

Back

Representing a number in decimal form means expressing it using a decimal point to separate the whole number part from the fractional part.

Front

What is the standard form of the number 0.75?

Back

The standard form of the number 0.75 is seventy-five hundredths.

Front

How do you write the number 1,000 in words?

Back

One thousand.

Front

What is the relationship between whole numbers and decimals?

Back

Whole numbers are numbers without fractions or decimals, while decimals represent parts of a whole and can include whole numbers.

Front

What is the standard form of the number 4,500 + 300 + 20 + 5?

Back

4,825.