Unit 2 Test

Front

If your error is negative, this means that your actual value is (greater/less) than the accepted value.

Back

less

Front

When adding or subtracting numbers in scientific notation, what must be true?

Back

The exponents must be equal before you can solve the problem.

Front

Calculate: 10.1 + 3.4 + 1.22 = ?

Back

14.7

Front

Calculate: (6.73x10^3) + (1.3x10^4) = ?

Back

1.97 x 10^4

Front

Calculate: 7.34 + 1.5 + 3.22 + 1.23 = ?

Back

13.3

Front

What is scientific notation?

Back

A way of expressing numbers that are too big or too small to be conveniently written in decimal form.

Front

What is the purpose of using scientific notation?

Back

To simplify calculations and express very large or very small numbers more easily.

Front

How do you convert a number to scientific notation?

Back

Move the decimal point to create a number between 1 and 10, then multiply by 10 raised to the number of places moved.

Front

What is the rule for multiplying numbers in scientific notation?

Back

Multiply the coefficients and add the exponents.

Front

What is the rule for dividing numbers in scientific notation?

Back

Divide the coefficients and subtract the exponents.