Number Concepts Test Review

Front

What is the square root of 20 approximately between?

Back

The square root of 20 (√20) is between 4 and 5.

Front

Convert 6.79 x 10^4 to standard form.

Back

67,900

Front

Convert 3.97 x 10^-2 to standard form.

Back

0.0397

Front

Which number can be represented by π?

Back

π is an irrational number approximately equal to 3.14.

Front

Convert 0.000398 to scientific notation.

Back

3.98 x 10^-4

Front

What is scientific notation?

Back

A way of expressing numbers as a product of a coefficient and a power of 10.

Front

What is the value of √16?

Back

4

Front

How do you convert a decimal to scientific notation?

Back

Move the decimal point to the right until you have a number between 1 and 10, then count the number of places moved to determine the exponent.

Front

What is the value of 10^3?

Back

1,000

Front

What is the difference between rational and irrational numbers?

Back

Rational numbers can be expressed as a fraction of two integers, while irrational numbers cannot be expressed as a simple fraction.