Lesson 9 Comparing and Rounding Decimals

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

How do you compare two decimals?

Back

To compare two decimals, align them by the decimal point and compare digit by digit from left to right.

Front

What does it mean to round a number?

Back

Rounding a number means adjusting it to a nearby specified value, often to make it simpler or easier to work with.

Front

What is the nearest whole number to 1.47?

Back

1.

Front

Which is greater: 0.02 or 0.002?

Back

0.02 > 0.002.

Front

How do you round 1.079 to the nearest hundredth?

Back

1.08.

Front

What is the nearest hundredth to 23.546?

Back

23.55.

Front

What is the value of 42.3 compared to 42.300?

Back

42.3 < 42.300.

Front

What is the significance of the place value in decimals?

Back

Place value in decimals determines the value of each digit based on its position relative to the decimal point.

Front

How do you round 2.678 to the nearest tenth?

Back

2.7.