Adding and Subtracting in scientific notation

Front

What is scientific notation?

Back

A way of expressing numbers as a product of a coefficient and a power of 10, e.g., a x 10^n.

Tags

CCSS.8.EE.A.3

Front

How do you convert a number from standard form to scientific notation?

Back

Move the decimal point to create a number between 1 and 10, and count the number of places moved to determine the exponent.

Tags

CCSS.8.EE.A.3

Front

Convert 0.00056 to scientific notation.

Back

5.6 x 10^-4.

Front

What is the standard form of 3.2 x 10^5?

Back

320,000.

Front

How do you add numbers in scientific notation with different exponents?

Back

Convert them to the same exponent before adding the coefficients.

Tags

CCSS.8.EE.A.4

Front

What is the sum of (1.5 x 10^3) + (2.5 x 10^3)?

Back

4.0 x 10^3.

Tags

CCSS.8.EE.A.4

Front

Convert 56,000 to scientific notation.

Back

5.6 x 10^4.

Front

What is the difference between (5.0 x 10^6) and (2.0 x 10^6)?

Back

3.0 x 10^6.

Tags

CCSS.8.EE.A.4

Front

How do you subtract numbers in scientific notation?

Back

Ensure they have the same exponent, then subtract the coefficients.

Tags

CCSS.8.EE.A.4

Front

What is the product of (2 x 10^3) and (3 x 10^2)?

Back

6 x 10^5.

Tags

CCSS.8.EE.A.4