We have changed our privacy policy. In addition, we use cookies on our website for various purposes. By continuing on our website, you consent to our use of cookies. You can learn about our practices by reading our privacy policy.

In the Real World Exercises

Example 1

Write 1,234,000,000,000 in scientific notation.

Example 2

Write 5,000,000,000,000,000,000,000,000 in scientific notation.

Example 3

Write 45 in scientific notation.

Example 4

Write 0.001 in scientific notation.

Example 5

Write 0.0000000000989 in scientific notation.

Example 6

Write 1.5302 × 103 as a regular number.

Example 7

Write 3.22 × 109 as a regular number.

Example 8

Write 1.1 × 100 as a regular number.

Example 9

Write 3.4 × 10-2 as a regular number.

Example 10

Write 2.002 × 10-5 as a regular number.

Example 11

Simplify (3 × 107)(4.2 × 109). Write answers in scientific notation.

Example 12

Simplify (1.24 × 104) + (2.5 × 105). Write answers in scientific notation.

Example 13

Simplify (4 × 1018) – (6 × 1018). Write answers in scientific notation.

Example 14

Simplify (4.2 × 1031) ÷ (2.1 × 1019). Write answers in scientific notation.

Example 15

Simplify (4.23 × 1099) + (1.1 × 1097). Write answers in scientific notation.