Decimals Flashcard: Standard & Expanded Form, Comparing, Rounding

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 is the standard form of a decimal?

Back

The standard form of a decimal is the way we normally write numbers using digits, such as 0.75.

Front

What is the expanded form of a decimal?

Back

The expanded form of a decimal shows the value of each digit. For example, 0.75 can be written as 0.7 + 0.05.

Front

How do you compare two decimals?

Back

To compare two decimals, start from the left and compare each digit until you find a difference.

Front

What does rounding a decimal mean?

Back

Rounding a decimal means adjusting the number to the nearest whole number or specified decimal place.

Front

How do you round 26.46 to the nearest whole number?

Back

26.46 rounds to 26 because the digit after the decimal (4) is less than 5.

Front

Which is greater: 2.5 or 2.419?

Back

2.5 is greater than 2.419.

Front

Which number has the least value: 57.1, 57.01, 57.001, or 57.0?

Back

57.0 has the least value.

Front

What is the value of 9.71 compared to 9.710?

Back

9.71 is equal to 9.710.

Front

How do you identify the least value among decimals?

Back

Identify the least value by comparing the digits from left to right, focusing on the place value.