Comparing scientific notation

Front

What is scientific notation?

Back

A way of expressing numbers that are too large or too small to be conveniently written in decimal form, using powers of ten.

Front

How do you compare numbers in scientific notation?

Back

Compare the exponents first; if they are the same, compare the coefficients.

Front

What is the value of 5.0 x 10^3?

Back

5000

Front

What is the value of 2.5 x 10^-2?

Back

0.025

Front

Which is greater: 3.0 x 10^5 or 2.9 x 10^6?

Back

2.9 x 10^6 is greater.

Front

What does the exponent in scientific notation indicate?

Back

The exponent indicates how many places to move the decimal point.

Front

Convert 0.00045 to scientific notation.

Back

4.5 x 10^-4

Front

Convert 7000000 to scientific notation.

Back

7.0 x 10^6

Front

Which is smaller: 1.2 x 10^4 or 1.1 x 10^5?

Back

1.2 x 10^4 is smaller.

Front

What is the smallest number among: 1.3 x 10^20, 2.9 x 10^21, 9.5 x 10^32, 8.4 x 10^19?

Back

8.4 x 10^19.