USA 1 and 2 Review

Front

What is the value of 4 hundreds, 2 tens, and 5 tenths?

Back

420.5

Front

How do you write 4.506 in expanded form?

Back

(4 × 1) + (5 × 1/10) + (6 × 1/1000)

Front

What point represents the number 120.252?

Back

Point X

Front

Which decimal rounds to 3.5 when rounded to the nearest tenth and 3.46 when rounded to the nearest hundredth?

Back

3.456

Front

Order the following dogs by weight from greatest to least: Boxer, Doberman, Greyhound.

Back

Doberman, Boxer, Greyhound

Front

What is the definition of a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a decimal point.

Front

What does rounding mean?

Back

Rounding is the process of adjusting the digits of a number to make it simpler while keeping its value close to what it was.

Front

What is expanded form?

Back

Expanded form is a way of writing numbers to show the value of each digit.

Front

What is the place value of the digit 5 in the number 425.0?

Back

The place value of 5 in 425.0 is 5 tenths or 0.5.

Front

How do you convert a decimal to a fraction?

Back

To convert a decimal to a fraction, write the decimal over its place value and simplify.