Q: Pre-Calculus Unit 6 Test 🌽

Front

What is the process of rounding numbers?

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. For example, rounding 19.6 to the nearest whole number gives 20.

Front

How do you round angles to the nearest whole number?

Back

To round angles to the nearest whole number, look at the decimal part. If it is 0.5 or higher, round up; if it is less than 0.5, round down.

Front

What does it mean to round to one decimal place?

Back

Rounding to one decimal place means keeping one digit after the decimal point. For example, 63.67 rounded to one decimal place is 63.7.

Front

What is the significance of rounding in mathematics?

Back

Rounding helps simplify calculations and makes it easier to communicate numerical information without losing significant accuracy.

Front

What is the rounded value of 67.9 to the nearest whole number?

Back

The rounded value of 67.9 to the nearest whole number is 68.

Front

What is the rounded value of 31.4 to one decimal place?

Back

The rounded value of 31.4 to one decimal place is 31.4.

Front

How do you round 38.2 to the nearest whole number?

Back

38.2 rounded to the nearest whole number is 38.

Front

What is the rounded value of 63.6 to the nearest whole number?

Back

The rounded value of 63.6 to the nearest whole number is 64.

Front

What is the rounded value of 19.4 to one decimal place?

Back

The rounded value of 19.4 to one decimal place is 19.4.

Front

What is the rounded value of 67.4 to the nearest whole number?

Back

The rounded value of 67.4 to the nearest whole number is 67.