Chapter 7 Test (Rounding and Place Value)

Front

What is rounding in mathematics?

Back

Rounding is the process of adjusting a number to make it simpler and easier to work with, usually to the nearest ten, hundred, or other place value.

Front

What is place value?

Back

Place value is the value of a digit based on its position in a number. For example, in the number 345, the 3 is in the hundreds place, so its value is 300.

Front

What is the value of the underlined digit in 742?

Back

40, because the 4 is in the tens place.

Front

What is 1,234 rounded to the nearest hundred?

Back

1,200.

Front

How do you find the unknown number in the equation 600 x _ = 4,800?

Back

Divide 4,800 by 600 to find the unknown number, which is 8.

Front

What is the value of 3 in the number 3,456?

Back

3,000, because it is in the thousands place.

Front

What is the largest number you can make with the digits 5, 2, and 8?

Back

852.

Front

What is 2,999 rounded to the nearest thousand?

Back

3,000.

Front

Which is greater: 1,500 or 1,050?

Back

1,500 is greater than 1,050.

Front

What is the smallest number you can make with the digits 4, 1, and 9?

Back

149.